The 18-year-old Indian carded rounds of 69-76-75-72 and totalled four-over 292 to advance to the next stage to be held in Daytona, Florida from November 30 to December 4.
Playing at the Panther and Bobcat Courses in Florida, Aditi started brilliantly and was placed Tied-8th after the first day, but slipped next two days before recovering to a very creditable 24th by the end of the week.
A total of 84 players from 21 countries made it to the Stage III, the Final Stage of LPGA Qualifying Tournament.
The only Indian to have played on the main LPGA Tour has been Simi Mehra in the late 1990s.
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The top 20 finishers at final stage will earn LPGA Tour membership for the 2017 season. They will get into most of the full-field events and a few other bigger events.
Players finishing between 21st and 45th get limited starts on LPGA and most events on Symetra Tour, the second level Tour to LPGA.
Earlier in August, Aditi was Tied-20th in the Stage I at Mission Hills, where there were other Indians Sharmila Nicollet who finished 93rd and Simi Mehra missed the 54-hole cut.
In August, she received global attention as she was placed in Top-10 after two days at the Rio Olympics.