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Finding the Fourth Proportional to 10,122.75, 15,193.85 and 4,932.27

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Solution

The fourth proportional to 10,122.75, 15,193.85 and 4,932.27 is: 7,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.75 : 15,193.85 = 4,932.27 : x
  2. Step 2: Convert to fraction form
    10,122.75/15,193.85 = 4,932.27/x
  3. Step 3: Cross multiply
    10,122.75x = 15,193.85 × 4,932.27
  4. Step 4: Simplify right side
    10,122.75x = 74,940,145.88
  5. Step 5: Solve for x
    x = 74,940,145.88/10,122.75
  6. Step 6: Final answer
    x = 7,403.14

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