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Finding the Fourth Proportional to 13,727.26, 18,947.01 and 9,017.92

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Solution

The fourth proportional to 13,727.26, 18,947.01 and 9,017.92 is: 12,446.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.26 : 18,947.01 = 9,017.92 : x
  2. Step 2: Convert to fraction form
    13,727.26/18,947.01 = 9,017.92/x
  3. Step 3: Cross multiply
    13,727.26x = 18,947.01 × 9,017.92
  4. Step 4: Simplify right side
    13,727.26x = 170,862,620.42
  5. Step 5: Solve for x
    x = 170,862,620.42/13,727.26
  6. Step 6: Final answer
    x = 12,446.96

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