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Finding the Fourth Proportional to 25,774.52, 38,647.70 and 7,760.12

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Solution

The fourth proportional to 25,774.52, 38,647.70 and 7,760.12 is: 11,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,774.52 : 38,647.70 = 7,760.12 : x
  2. Step 2: Convert to fraction form
    25,774.52/38,647.70 = 7,760.12/x
  3. Step 3: Cross multiply
    25,774.52x = 38,647.70 × 7,760.12
  4. Step 4: Simplify right side
    25,774.52x = 299,910,615.89
  5. Step 5: Solve for x
    x = 299,910,615.89/25,774.52
  6. Step 6: Final answer
    x = 11,635.94

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