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Finding the Fourth Proportional to 40,387.33, 60,593.35 and 20,679.83

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Solution

The fourth proportional to 40,387.33, 60,593.35 and 20,679.83 is: 31,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,387.33 : 60,593.35 = 20,679.83 : x
  2. Step 2: Convert to fraction form
    40,387.33/60,593.35 = 20,679.83/x
  3. Step 3: Cross multiply
    40,387.33x = 60,593.35 × 20,679.83
  4. Step 4: Simplify right side
    40,387.33x = 1,253,060,177.13
  5. Step 5: Solve for x
    x = 1,253,060,177.13/40,387.33
  6. Step 6: Final answer
    x = 31,026.07

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