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Finding the Fourth Proportional to 18,195.31, 27,292.96 and 5,047.68

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Solution

The fourth proportional to 18,195.31, 27,292.96 and 5,047.68 is: 7,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.31 : 27,292.96 = 5,047.68 : x
  2. Step 2: Convert to fraction form
    18,195.31/27,292.96 = 5,047.68/x
  3. Step 3: Cross multiply
    18,195.31x = 27,292.96 × 5,047.68
  4. Step 4: Simplify right side
    18,195.31x = 137,766,236.99
  5. Step 5: Solve for x
    x = 137,766,236.99/18,195.31
  6. Step 6: Final answer
    x = 7,571.52

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