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Finding the Fourth Proportional to 16,472.41, 24,711 and 5,376.79

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Solution

The fourth proportional to 16,472.41, 24,711 and 5,376.79 is: 8,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,472.41 : 24,711 = 5,376.79 : x
  2. Step 2: Convert to fraction form
    16,472.41/24,711 = 5,376.79/x
  3. Step 3: Cross multiply
    16,472.41x = 24,711 × 5,376.79
  4. Step 4: Simplify right side
    16,472.41x = 132,865,857.69
  5. Step 5: Solve for x
    x = 132,865,857.69/16,472.41
  6. Step 6: Final answer
    x = 8,065.96

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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.