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Finding the Fourth Proportional to 22,097.92, 33,136.32 and 8,939.20

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Solution

The fourth proportional to 22,097.92, 33,136.32 and 8,939.20 is: 13,404.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,097.92 : 33,136.32 = 8,939.20 : x
  2. Step 2: Convert to fraction form
    22,097.92/33,136.32 = 8,939.20/x
  3. Step 3: Cross multiply
    22,097.92x = 33,136.32 × 8,939.20
  4. Step 4: Simplify right side
    22,097.92x = 296,212,191.74
  5. Step 5: Solve for x
    x = 296,212,191.74/22,097.92
  6. Step 6: Final answer
    x = 13,404.53

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