Home / 22,585.20-31,167.36-13,024.80

Finding the Fourth Proportional to 22,585.20, 31,167.36 and 13,024.80

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Solution

The fourth proportional to 22,585.20, 31,167.36 and 13,024.80 is: 17,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,585.20 : 31,167.36 = 13,024.80 : x
  2. Step 2: Convert to fraction form
    22,585.20/31,167.36 = 13,024.80/x
  3. Step 3: Cross multiply
    22,585.20x = 31,167.36 × 13,024.80
  4. Step 4: Simplify right side
    22,585.20x = 405,948,630.53
  5. Step 5: Solve for x
    x = 405,948,630.53/22,585.20
  6. Step 6: Final answer
    x = 17,974.10

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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.