Home / 36,167.92-49,917.62-21,631.15

Finding the Fourth Proportional to 36,167.92, 49,917.62 and 21,631.15

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Solution

The fourth proportional to 36,167.92, 49,917.62 and 21,631.15 is: 29,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,167.92 : 49,917.62 = 21,631.15 : x
  2. Step 2: Convert to fraction form
    36,167.92/49,917.62 = 21,631.15/x
  3. Step 3: Cross multiply
    36,167.92x = 49,917.62 × 21,631.15
  4. Step 4: Simplify right side
    36,167.92x = 1,079,775,520.66
  5. Step 5: Solve for x
    x = 1,079,775,520.66/36,167.92
  6. Step 6: Final answer
    x = 29,854.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.