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Finding the Fourth Proportional to 19,912.28, 29,849.84 and 6,755.44

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Solution

The fourth proportional to 19,912.28, 29,849.84 and 6,755.44 is: 10,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.28 : 29,849.84 = 6,755.44 : x
  2. Step 2: Convert to fraction form
    19,912.28/29,849.84 = 6,755.44/x
  3. Step 3: Cross multiply
    19,912.28x = 29,849.84 × 6,755.44
  4. Step 4: Simplify right side
    19,912.28x = 201,648,803.13
  5. Step 5: Solve for x
    x = 201,648,803.13/19,912.28
  6. Step 6: Final answer
    x = 10,126.86

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