Question

Find the fourth term such that the
given numbers are in proportion.
(i) 6, 11, 18, _) 5, 15, 17,_
(ili) 6,36, 45,_ (iv) 9,19,27, _​

Answer 1

Step-by-step explanation:

1.

6,11,18

a+3d

a=6

d=11-6=5

then

6+3(5)

=21

2.

5,15,17

a+3d

5+3(10)

5+30=35

Answer 2

Step-by-step explanation:

for next two questions i will give answer in next page.