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Finding the Fourth Proportional to 25,829.80, 38,744.70 and 25,635.40

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Solution

The fourth proportional to 25,829.80, 38,744.70 and 25,635.40 is: 38,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,829.80 : 38,744.70 = 25,635.40 : x
  2. Step 2: Convert to fraction form
    25,829.80/38,744.70 = 25,635.40/x
  3. Step 3: Cross multiply
    25,829.80x = 38,744.70 × 25,635.40
  4. Step 4: Simplify right side
    25,829.80x = 993,235,882.38
  5. Step 5: Solve for x
    x = 993,235,882.38/25,829.80
  6. Step 6: Final answer
    x = 38,453.10

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