Question

find the third proportionl of 16 and 24​

Answer 1

third proportion of 16 and 24 is

Let the third proportional to the two numbers 16 and 36 be x. Therefore from the definition of the third proportional, we have: 16: 36 :: 36 : x or in other words we can write: 16x = {36 × 36}/16 = 81.