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Finding the Fourth Proportional to 14,248.50, 21,374.46 and 5,934.15

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Solution

The fourth proportional to 14,248.50, 21,374.46 and 5,934.15 is: 8,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.50 : 21,374.46 = 5,934.15 : x
  2. Step 2: Convert to fraction form
    14,248.50/21,374.46 = 5,934.15/x
  3. Step 3: Cross multiply
    14,248.50x = 21,374.46 × 5,934.15
  4. Step 4: Simplify right side
    14,248.50x = 126,839,251.81
  5. Step 5: Solve for x
    x = 126,839,251.81/14,248.50
  6. Step 6: Final answer
    x = 8,901.94

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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.