Home / 31,997.48-44,142.20-18,560.92

Finding the Fourth Proportional to 31,997.48, 44,142.20 and 18,560.92

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Solution

The fourth proportional to 31,997.48, 44,142.20 and 18,560.92 is: 25,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,997.48 : 44,142.20 = 18,560.92 : x
  2. Step 2: Convert to fraction form
    31,997.48/44,142.20 = 18,560.92/x
  3. Step 3: Cross multiply
    31,997.48x = 44,142.20 × 18,560.92
  4. Step 4: Simplify right side
    31,997.48x = 819,319,842.82
  5. Step 5: Solve for x
    x = 819,319,842.82/31,997.48
  6. Step 6: Final answer
    x = 25,605.76

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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.