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Finding the Fourth Proportional to 19,972.86, 29,960.97 and 6,826.14

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Solution

The fourth proportional to 19,972.86, 29,960.97 and 6,826.14 is: 10,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.86 : 29,960.97 = 6,826.14 : x
  2. Step 2: Convert to fraction form
    19,972.86/29,960.97 = 6,826.14/x
  3. Step 3: Cross multiply
    19,972.86x = 29,960.97 × 6,826.14
  4. Step 4: Simplify right side
    19,972.86x = 204,517,775.76
  5. Step 5: Solve for x
    x = 204,517,775.76/19,972.86
  6. Step 6: Final answer
    x = 10,239.78

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