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Finding the Fourth Proportional to 13,751.05, 18,976.49 and 7,463.43

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Solution

The fourth proportional to 13,751.05, 18,976.49 and 7,463.43 is: 10,299.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751.05 : 18,976.49 = 7,463.43 : x
  2. Step 2: Convert to fraction form
    13,751.05/18,976.49 = 7,463.43/x
  3. Step 3: Cross multiply
    13,751.05x = 18,976.49 × 7,463.43
  4. Step 4: Simplify right side
    13,751.05x = 141,629,704.76
  5. Step 5: Solve for x
    x = 141,629,704.76/13,751.05
  6. Step 6: Final answer
    x = 10,299.56

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