Home / 42,932.13-64,397.46-11,767.38

Finding the Fourth Proportional to 42,932.13, 64,397.46 and 11,767.38

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Solution

The fourth proportional to 42,932.13, 64,397.46 and 11,767.38 is: 17,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,932.13 : 64,397.46 = 11,767.38 : x
  2. Step 2: Convert to fraction form
    42,932.13/64,397.46 = 11,767.38/x
  3. Step 3: Cross multiply
    42,932.13x = 64,397.46 × 11,767.38
  4. Step 4: Simplify right side
    42,932.13x = 757,789,382.85
  5. Step 5: Solve for x
    x = 757,789,382.85/42,932.13
  6. Step 6: Final answer
    x = 17,650.87

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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.