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Finding the Fourth Proportional to 16,337.92, 22,491.12 and 14,761.12

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Solution

The fourth proportional to 16,337.92, 22,491.12 and 14,761.12 is: 20,320.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,337.92 : 22,491.12 = 14,761.12 : x
  2. Step 2: Convert to fraction form
    16,337.92/22,491.12 = 14,761.12/x
  3. Step 3: Cross multiply
    16,337.92x = 22,491.12 × 14,761.12
  4. Step 4: Simplify right side
    16,337.92x = 331,994,121.25
  5. Step 5: Solve for x
    x = 331,994,121.25/16,337.92
  6. Step 6: Final answer
    x = 20,320.46

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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.