Home / 22,593.02-31,177.44-12,521.61

Finding the Fourth Proportional to 22,593.02, 31,177.44 and 12,521.61

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Solution

The fourth proportional to 22,593.02, 31,177.44 and 12,521.61 is: 17,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,593.02 : 31,177.44 = 12,521.61 : x
  2. Step 2: Convert to fraction form
    22,593.02/31,177.44 = 12,521.61/x
  3. Step 3: Cross multiply
    22,593.02x = 31,177.44 × 12,521.61
  4. Step 4: Simplify right side
    22,593.02x = 390,391,744.48
  5. Step 5: Solve for x
    x = 390,391,744.48/22,593.02
  6. Step 6: Final answer
    x = 17,279.31

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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.