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Finding the Fourth Proportional to 54,475.53, 81,711.06 and 15,031.63

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Solution

The fourth proportional to 54,475.53, 81,711.06 and 15,031.63 is: 22,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.53 : 81,711.06 = 15,031.63 : x
  2. Step 2: Convert to fraction form
    54,475.53/81,711.06 = 15,031.63/x
  3. Step 3: Cross multiply
    54,475.53x = 81,711.06 × 15,031.63
  4. Step 4: Simplify right side
    54,475.53x = 1,228,250,345.67
  5. Step 5: Solve for x
    x = 1,228,250,345.67/54,475.53
  6. Step 6: Final answer
    x = 22,546.83

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