Home / 27,432.90-41,149.34-7,711.46

Finding the Fourth Proportional to 27,432.90, 41,149.34 and 7,711.46

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Solution

The fourth proportional to 27,432.90, 41,149.34 and 7,711.46 is: 11,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.90 : 41,149.34 = 7,711.46 : x
  2. Step 2: Convert to fraction form
    27,432.90/41,149.34 = 7,711.46/x
  3. Step 3: Cross multiply
    27,432.90x = 41,149.34 × 7,711.46
  4. Step 4: Simplify right side
    27,432.90x = 317,321,245.13
  5. Step 5: Solve for x
    x = 317,321,245.13/27,432.90
  6. Step 6: Final answer
    x = 11,567.18

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Double scale
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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.