Question

find the second term of a proportion if the first third and fourth terms are 15,25 and 40 respectively

Answer 1

Step-by-step explanation:

Let the second term be x.

Therefore, 15,x,25,40 are in proportion i.e., 15:x=25:40

15 25

___. =. ____

x. 40

25x=15×40

x = 15×40

______

25

x= 24