Home / 16,471.12-24,677.76-13,715.52

Finding the Fourth Proportional to 16,471.12, 24,677.76 and 13,715.52

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Solution

The fourth proportional to 16,471.12, 24,677.76 and 13,715.52 is: 20,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,471.12 : 24,677.76 = 13,715.52 : x
  2. Step 2: Convert to fraction form
    16,471.12/24,677.76 = 13,715.52/x
  3. Step 3: Cross multiply
    16,471.12x = 24,677.76 × 13,715.52
  4. Step 4: Simplify right side
    16,471.12x = 338,468,310.84
  5. Step 5: Solve for x
    x = 338,468,310.84/16,471.12
  6. Step 6: Final answer
    x = 20,549.20

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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.