Home / 41,591.20-57,392.40-22,728.28

Finding the Fourth Proportional to 41,591.20, 57,392.40 and 22,728.28

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Solution

The fourth proportional to 41,591.20, 57,392.40 and 22,728.28 is: 31,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,591.20 : 57,392.40 = 22,728.28 : x
  2. Step 2: Convert to fraction form
    41,591.20/57,392.40 = 22,728.28/x
  3. Step 3: Cross multiply
    41,591.20x = 57,392.40 × 22,728.28
  4. Step 4: Simplify right side
    41,591.20x = 1,304,430,537.07
  5. Step 5: Solve for x
    x = 1,304,430,537.07/41,591.20
  6. Step 6: Final answer
    x = 31,363.14

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.