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Finding the Fourth Proportional to 22,681.72, 33,949.79 and 12,125.35

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Solution

The fourth proportional to 22,681.72, 33,949.79 and 12,125.35 is: 18,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,681.72 : 33,949.79 = 12,125.35 : x
  2. Step 2: Convert to fraction form
    22,681.72/33,949.79 = 12,125.35/x
  3. Step 3: Cross multiply
    22,681.72x = 33,949.79 × 12,125.35
  4. Step 4: Simplify right side
    22,681.72x = 411,653,086.18
  5. Step 5: Solve for x
    x = 411,653,086.18/22,681.72
  6. Step 6: Final answer
    x = 18,149.11

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