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Finding the Fourth Proportional to 29,964.48, 44,945.04 and 9,187.92

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Solution

The fourth proportional to 29,964.48, 44,945.04 and 9,187.92 is: 13,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,964.48 : 44,945.04 = 9,187.92 : x
  2. Step 2: Convert to fraction form
    29,964.48/44,945.04 = 9,187.92/x
  3. Step 3: Cross multiply
    29,964.48x = 44,945.04 × 9,187.92
  4. Step 4: Simplify right side
    29,964.48x = 412,951,431.92
  5. Step 5: Solve for x
    x = 412,951,431.92/29,964.48
  6. Step 6: Final answer
    x = 13,781.36

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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.