Home / 22,781.57-34,149.68-15,841.49

Finding the Fourth Proportional to 22,781.57, 34,149.68 and 15,841.49

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Solution

The fourth proportional to 22,781.57, 34,149.68 and 15,841.49 is: 23,746.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.57 : 34,149.68 = 15,841.49 : x
  2. Step 2: Convert to fraction form
    22,781.57/34,149.68 = 15,841.49/x
  3. Step 3: Cross multiply
    22,781.57x = 34,149.68 × 15,841.49
  4. Step 4: Simplify right side
    22,781.57x = 540,981,735.02
  5. Step 5: Solve for x
    x = 540,981,735.02/22,781.57
  6. Step 6: Final answer
    x = 23,746.46

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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.