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Finding the Fourth Proportional to 22,987.88, 34,481.10 and 6,348.92

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Solution

The fourth proportional to 22,987.88, 34,481.10 and 6,348.92 is: 9,523.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,987.88 : 34,481.10 = 6,348.92 : x
  2. Step 2: Convert to fraction form
    22,987.88/34,481.10 = 6,348.92/x
  3. Step 3: Cross multiply
    22,987.88x = 34,481.10 × 6,348.92
  4. Step 4: Simplify right side
    22,987.88x = 218,917,745.41
  5. Step 5: Solve for x
    x = 218,917,745.41/22,987.88
  6. Step 6: Final answer
    x = 9,523.18

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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.