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Finding the Fourth Proportional to 14,732.70, 22,108.86 and 5,498.70

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Solution

The fourth proportional to 14,732.70, 22,108.86 and 5,498.70 is: 8,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.70 : 22,108.86 = 5,498.70 : x
  2. Step 2: Convert to fraction form
    14,732.70/22,108.86 = 5,498.70/x
  3. Step 3: Cross multiply
    14,732.70x = 22,108.86 × 5,498.70
  4. Step 4: Simplify right side
    14,732.70x = 121,569,988.48
  5. Step 5: Solve for x
    x = 121,569,988.48/14,732.70
  6. Step 6: Final answer
    x = 8,251.71

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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.