Home / 22,637.97-31,241.92-13,079.72

Finding the Fourth Proportional to 22,637.97, 31,241.92 and 13,079.72

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Solution

The fourth proportional to 22,637.97, 31,241.92 and 13,079.72 is: 18,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.97 : 31,241.92 = 13,079.72 : x
  2. Step 2: Convert to fraction form
    22,637.97/31,241.92 = 13,079.72/x
  3. Step 3: Cross multiply
    22,637.97x = 31,241.92 × 13,079.72
  4. Step 4: Simplify right side
    22,637.97x = 408,635,565.86
  5. Step 5: Solve for x
    x = 408,635,565.86/22,637.97
  6. Step 6: Final answer
    x = 18,050.89

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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.