Home / 16,658.87-24,988.15-5,565.61

Finding the Fourth Proportional to 16,658.87, 24,988.15 and 5,565.61

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Solution

The fourth proportional to 16,658.87, 24,988.15 and 5,565.61 is: 8,348.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.87 : 24,988.15 = 5,565.61 : x
  2. Step 2: Convert to fraction form
    16,658.87/24,988.15 = 5,565.61/x
  3. Step 3: Cross multiply
    16,658.87x = 24,988.15 × 5,565.61
  4. Step 4: Simplify right side
    16,658.87x = 139,074,304.41
  5. Step 5: Solve for x
    x = 139,074,304.41/16,658.87
  6. Step 6: Final answer
    x = 8,348.37

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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.