Home / 22,864.92-31,550.88-12,793.92

Finding the Fourth Proportional to 22,864.92, 31,550.88 and 12,793.92

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Solution

The fourth proportional to 22,864.92, 31,550.88 and 12,793.92 is: 17,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,864.92 : 31,550.88 = 12,793.92 : x
  2. Step 2: Convert to fraction form
    22,864.92/31,550.88 = 12,793.92/x
  3. Step 3: Cross multiply
    22,864.92x = 31,550.88 × 12,793.92
  4. Step 4: Simplify right side
    22,864.92x = 403,659,434.65
  5. Step 5: Solve for x
    x = 403,659,434.65/22,864.92
  6. Step 6: Final answer
    x = 17,654.09

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1.5x scale

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.