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Finding the Fourth Proportional to 12,168.11, 18,247.70 and 5,926.25

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Solution

The fourth proportional to 12,168.11, 18,247.70 and 5,926.25 is: 8,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168.11 : 18,247.70 = 5,926.25 : x
  2. Step 2: Convert to fraction form
    12,168.11/18,247.70 = 5,926.25/x
  3. Step 3: Cross multiply
    12,168.11x = 18,247.70 × 5,926.25
  4. Step 4: Simplify right side
    12,168.11x = 108,140,432.13
  5. Step 5: Solve for x
    x = 108,140,432.13/12,168.11
  6. Step 6: Final answer
    x = 8,887.20

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