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Finding the Fourth Proportional to 22,140.83, 30,553.85 and 12,068.88

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Solution

The fourth proportional to 22,140.83, 30,553.85 and 12,068.88 is: 16,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.83 : 30,553.85 = 12,068.88 : x
  2. Step 2: Convert to fraction form
    22,140.83/30,553.85 = 12,068.88/x
  3. Step 3: Cross multiply
    22,140.83x = 30,553.85 × 12,068.88
  4. Step 4: Simplify right side
    22,140.83x = 368,750,749.19
  5. Step 5: Solve for x
    x = 368,750,749.19/22,140.83
  6. Step 6: Final answer
    x = 16,654.78

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