Home / 38,294.10-57,441.18-12,000.89

Finding the Fourth Proportional to 38,294.10, 57,441.18 and 12,000.89

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Solution

The fourth proportional to 38,294.10, 57,441.18 and 12,000.89 is: 18,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,294.10 : 57,441.18 = 12,000.89 : x
  2. Step 2: Convert to fraction form
    38,294.10/57,441.18 = 12,000.89/x
  3. Step 3: Cross multiply
    38,294.10x = 57,441.18 × 12,000.89
  4. Step 4: Simplify right side
    38,294.10x = 689,344,995.44
  5. Step 5: Solve for x
    x = 689,344,995.44/38,294.10
  6. Step 6: Final answer
    x = 18,001.34

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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.