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Finding the Fourth Proportional to 18,385.92, 25,372.68 and 10,002.48

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Solution

The fourth proportional to 18,385.92, 25,372.68 and 10,002.48 is: 13,803.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385.92 : 25,372.68 = 10,002.48 : x
  2. Step 2: Convert to fraction form
    18,385.92/25,372.68 = 10,002.48/x
  3. Step 3: Cross multiply
    18,385.92x = 25,372.68 × 10,002.48
  4. Step 4: Simplify right side
    18,385.92x = 253,789,724.25
  5. Step 5: Solve for x
    x = 253,789,724.25/18,385.92
  6. Step 6: Final answer
    x = 13,803.48

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