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Finding the Fourth Proportional to 11,023.71, 16,545.02 and 4,454.61

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Solution

The fourth proportional to 11,023.71, 16,545.02 and 4,454.61 is: 6,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.71 : 16,545.02 = 4,454.61 : x
  2. Step 2: Convert to fraction form
    11,023.71/16,545.02 = 4,454.61/x
  3. Step 3: Cross multiply
    11,023.71x = 16,545.02 × 4,454.61
  4. Step 4: Simplify right side
    11,023.71x = 73,701,589.27
  5. Step 5: Solve for x
    x = 73,701,589.27/11,023.71
  6. Step 6: Final answer
    x = 6,685.73

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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.