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Finding the Fourth Proportional to 22,787.51, 34,179.74 and 7,793.20

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Solution

The fourth proportional to 22,787.51, 34,179.74 and 7,793.20 is: 11,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,787.51 : 34,179.74 = 7,793.20 : x
  2. Step 2: Convert to fraction form
    22,787.51/34,179.74 = 7,793.20/x
  3. Step 3: Cross multiply
    22,787.51x = 34,179.74 × 7,793.20
  4. Step 4: Simplify right side
    22,787.51x = 266,369,339.90
  5. Step 5: Solve for x
    x = 266,369,339.90/22,787.51
  6. Step 6: Final answer
    x = 11,689.27

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