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Finding the Fourth Proportional to 36,251.40, 54,374.46 and 9,953.88

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Solution

The fourth proportional to 36,251.40, 54,374.46 and 9,953.88 is: 14,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.40 : 54,374.46 = 9,953.88 : x
  2. Step 2: Convert to fraction form
    36,251.40/54,374.46 = 9,953.88/x
  3. Step 3: Cross multiply
    36,251.40x = 54,374.46 × 9,953.88
  4. Step 4: Simplify right side
    36,251.40x = 541,236,849.90
  5. Step 5: Solve for x
    x = 541,236,849.90/36,251.40
  6. Step 6: Final answer
    x = 14,930.10

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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.