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Finding the Fourth Proportional to 22,447.94, 30,976.70 and 12,376.47

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Solution

The fourth proportional to 22,447.94, 30,976.70 and 12,376.47 is: 17,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,447.94 : 30,976.70 = 12,376.47 : x
  2. Step 2: Convert to fraction form
    22,447.94/30,976.70 = 12,376.47/x
  3. Step 3: Cross multiply
    22,447.94x = 30,976.70 × 12,376.47
  4. Step 4: Simplify right side
    22,447.94x = 383,382,198.25
  5. Step 5: Solve for x
    x = 383,382,198.25/22,447.94
  6. Step 6: Final answer
    x = 17,078.73

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