Home / 38,420.04-57,630.12-25,330.88

Finding the Fourth Proportional to 38,420.04, 57,630.12 and 25,330.88

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Solution

The fourth proportional to 38,420.04, 57,630.12 and 25,330.88 is: 37,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,420.04 : 57,630.12 = 25,330.88 : x
  2. Step 2: Convert to fraction form
    38,420.04/57,630.12 = 25,330.88/x
  3. Step 3: Cross multiply
    38,420.04x = 57,630.12 × 25,330.88
  4. Step 4: Simplify right side
    38,420.04x = 1,459,821,654.11
  5. Step 5: Solve for x
    x = 1,459,821,654.11/38,420.04
  6. Step 6: Final answer
    x = 37,996.36

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Similar ratio
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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.