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Finding the Fourth Proportional to 25,691.78, 38,537.22 and 10,109.41

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Solution

The fourth proportional to 25,691.78, 38,537.22 and 10,109.41 is: 15,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.78 : 38,537.22 = 10,109.41 : x
  2. Step 2: Convert to fraction form
    25,691.78/38,537.22 = 10,109.41/x
  3. Step 3: Cross multiply
    25,691.78x = 38,537.22 × 10,109.41
  4. Step 4: Simplify right side
    25,691.78x = 389,588,441.94
  5. Step 5: Solve for x
    x = 389,588,441.94/25,691.78
  6. Step 6: Final answer
    x = 15,163.93

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