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Finding the Fourth Proportional to 36,251.49, 54,366.79 and 9,957.09

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Solution

The fourth proportional to 36,251.49, 54,366.79 and 9,957.09 is: 14,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.49 : 54,366.79 = 9,957.09 : x
  2. Step 2: Convert to fraction form
    36,251.49/54,366.79 = 9,957.09/x
  3. Step 3: Cross multiply
    36,251.49x = 54,366.79 × 9,957.09
  4. Step 4: Simplify right side
    36,251.49x = 541,335,021.04
  5. Step 5: Solve for x
    x = 541,335,021.04/36,251.49
  6. Step 6: Final answer
    x = 14,932.77

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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.