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Finding the Fourth Proportional to 12,202.71, 16,839.77 and 6,613.71

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Solution

The fourth proportional to 12,202.71, 16,839.77 and 6,613.71 is: 9,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202.71 : 16,839.77 = 6,613.71 : x
  2. Step 2: Convert to fraction form
    12,202.71/16,839.77 = 6,613.71/x
  3. Step 3: Cross multiply
    12,202.71x = 16,839.77 × 6,613.71
  4. Step 4: Simplify right side
    12,202.71x = 111,373,322.18
  5. Step 5: Solve for x
    x = 111,373,322.18/12,202.71
  6. Step 6: Final answer
    x = 9,126.93

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