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Finding the Fourth Proportional to 40,990.43, 56,568.90 and 25,069.88

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Solution

The fourth proportional to 40,990.43, 56,568.90 and 25,069.88 is: 34,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,990.43 : 56,568.90 = 25,069.88 : x
  2. Step 2: Convert to fraction form
    40,990.43/56,568.90 = 25,069.88/x
  3. Step 3: Cross multiply
    40,990.43x = 56,568.90 × 25,069.88
  4. Step 4: Simplify right side
    40,990.43x = 1,418,175,251.89
  5. Step 5: Solve for x
    x = 1,418,175,251.89/40,990.43
  6. Step 6: Final answer
    x = 34,597.72

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