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Finding the Fourth Proportional to 22,625.92, 33,938.88 and 6,209.92

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Solution

The fourth proportional to 22,625.92, 33,938.88 and 6,209.92 is: 9,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625.92 : 33,938.88 = 6,209.92 : x
  2. Step 2: Convert to fraction form
    22,625.92/33,938.88 = 6,209.92/x
  3. Step 3: Cross multiply
    22,625.92x = 33,938.88 × 6,209.92
  4. Step 4: Simplify right side
    22,625.92x = 210,757,729.69
  5. Step 5: Solve for x
    x = 210,757,729.69/22,625.92
  6. Step 6: Final answer
    x = 9,314.88

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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.