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Finding the Fourth Proportional to 12,167.64, 16,789.68 and 7,450.92

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Solution

The fourth proportional to 12,167.64, 16,789.68 and 7,450.92 is: 10,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.64 : 16,789.68 = 7,450.92 : x
  2. Step 2: Convert to fraction form
    12,167.64/16,789.68 = 7,450.92/x
  3. Step 3: Cross multiply
    12,167.64x = 16,789.68 × 7,450.92
  4. Step 4: Simplify right side
    12,167.64x = 125,098,562.51
  5. Step 5: Solve for x
    x = 125,098,562.51/12,167.64
  6. Step 6: Final answer
    x = 10,281.25

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