Home / 42,229.80-63,344.70-22,498.20

Finding the Fourth Proportional to 42,229.80, 63,344.70 and 22,498.20

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Solution

The fourth proportional to 42,229.80, 63,344.70 and 22,498.20 is: 33,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,229.80 : 63,344.70 = 22,498.20 : x
  2. Step 2: Convert to fraction form
    42,229.80/63,344.70 = 22,498.20/x
  3. Step 3: Cross multiply
    42,229.80x = 63,344.70 × 22,498.20
  4. Step 4: Simplify right side
    42,229.80x = 1,425,141,729.54
  5. Step 5: Solve for x
    x = 1,425,141,729.54/42,229.80
  6. Step 6: Final answer
    x = 33,747.30

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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.