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Finding the Fourth Proportional to 39,997.26, 55,201.50 and 23,230.26

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Solution

The fourth proportional to 39,997.26, 55,201.50 and 23,230.26 is: 32,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.26 : 55,201.50 = 23,230.26 : x
  2. Step 2: Convert to fraction form
    39,997.26/55,201.50 = 23,230.26/x
  3. Step 3: Cross multiply
    39,997.26x = 55,201.50 × 23,230.26
  4. Step 4: Simplify right side
    39,997.26x = 1,282,345,197.39
  5. Step 5: Solve for x
    x = 1,282,345,197.39/39,997.26
  6. Step 6: Final answer
    x = 32,060.83

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Double scale
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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.