Home / 57,715.54-79,647.13-32,220.43

Finding the Fourth Proportional to 57,715.54, 79,647.13 and 32,220.43

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Solution

The fourth proportional to 57,715.54, 79,647.13 and 32,220.43 is: 44,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,715.54 : 79,647.13 = 32,220.43 : x
  2. Step 2: Convert to fraction form
    57,715.54/79,647.13 = 32,220.43/x
  3. Step 3: Cross multiply
    57,715.54x = 79,647.13 × 32,220.43
  4. Step 4: Simplify right side
    57,715.54x = 2,566,264,776.87
  5. Step 5: Solve for x
    x = 2,566,264,776.87/57,715.54
  6. Step 6: Final answer
    x = 44,464.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.