Question

find the third proportional to12 and 30​

Answer 1

Step-by-step explanation:

let x be the value . we take 12 : 30 = 30 : x

then 12/ 30 = 30 / x

then 30 × 30

_________ = x

12

900 ÷ 12 = 75

Answer 2

Answer:

75

Step-by-step explanation:

let the value be x

12 : 30 = 30 : x

12/30 = 30/x

x = (30 * 30) / 12

x = 900 / 12

x = 75

hence answer