Finding the Fourth Proportional to 15,900.24, 23,850.36 and 5,512
Calculator
Solution
The fourth proportional to 15,900.24, 23,850.36 and 5,512 is: 8,268
Step by Step Solution
- Step 1: Write the proportion equation
15,900.24 : 23,850.36 = 5,512 : x - Step 2: Convert to fraction form
15,900.24/23,850.36 = 5,512/x - Step 3: Cross multiply
15,900.24x = 23,850.36 × 5,512 - Step 4: Simplify right side
15,900.24x = 131,463,184.32 - Step 5: Solve for x
x = 131,463,184.32/15,900.24 - Step 6: Final answer
x = 8,268
Related Problems
Find fourth proportional to 7,950.12, 11,925.18 and 2,756
Half scale
Find fourth proportional to 31,800.48, 47,700.72 and 11,024
Double scale
Find fourth proportional to 15,901.24, 23,851.86 and 5,513
Similar ratio
Find fourth proportional to 23,850.36, 35,775.54 and 8,268
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.