Finding the Fourth Proportional to 22,722.48, 34,083.72 and 13,482
Calculator
Solution
The fourth proportional to 22,722.48, 34,083.72 and 13,482 is: 20,223
Step by Step Solution
- Step 1: Write the proportion equation
22,722.48 : 34,083.72 = 13,482 : x - Step 2: Convert to fraction form
22,722.48/34,083.72 = 13,482/x - Step 3: Cross multiply
22,722.48x = 34,083.72 × 13,482 - Step 4: Simplify right side
22,722.48x = 459,516,713.04 - Step 5: Solve for x
x = 459,516,713.04/22,722.48 - Step 6: Final answer
x = 20,223
Related Problems
Find fourth proportional to 11,361.24, 17,041.86 and 6,741
Half scale
Find fourth proportional to 45,444.96, 68,167.44 and 26,964
Double scale
Find fourth proportional to 22,723.48, 34,085.22 and 13,483
Similar ratio
Find fourth proportional to 34,083.72, 51,125.58 and 20,223
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.