Home / 22,663.22-31,277.22-13,234.82

Finding the Fourth Proportional to 22,663.22, 31,277.22 and 13,234.82

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Solution

The fourth proportional to 22,663.22, 31,277.22 and 13,234.82 is: 18,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.22 : 31,277.22 = 13,234.82 : x
  2. Step 2: Convert to fraction form
    22,663.22/31,277.22 = 13,234.82/x
  3. Step 3: Cross multiply
    22,663.22x = 31,277.22 × 13,234.82
  4. Step 4: Simplify right side
    22,663.22x = 413,948,376.80
  5. Step 5: Solve for x
    x = 413,948,376.80/22,663.22
  6. Step 6: Final answer
    x = 18,265.21

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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.