Home / 42,397.82-63,609.48-25,549.11

Finding the Fourth Proportional to 42,397.82, 63,609.48 and 25,549.11

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Solution

The fourth proportional to 42,397.82, 63,609.48 and 25,549.11 is: 38,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,397.82 : 63,609.48 = 25,549.11 : x
  2. Step 2: Convert to fraction form
    42,397.82/63,609.48 = 25,549.11/x
  3. Step 3: Cross multiply
    42,397.82x = 63,609.48 × 25,549.11
  4. Step 4: Simplify right side
    42,397.82x = 1,625,165,601.56
  5. Step 5: Solve for x
    x = 1,625,165,601.56/42,397.82
  6. Step 6: Final answer
    x = 38,331.35

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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.