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Finding the Fourth Proportional to 25,862.78, 38,791.98 and 10,276.22

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Solution

The fourth proportional to 25,862.78, 38,791.98 and 10,276.22 is: 15,413.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.78 : 38,791.98 = 10,276.22 : x
  2. Step 2: Convert to fraction form
    25,862.78/38,791.98 = 10,276.22/x
  3. Step 3: Cross multiply
    25,862.78x = 38,791.98 × 10,276.22
  4. Step 4: Simplify right side
    25,862.78x = 398,634,920.72
  5. Step 5: Solve for x
    x = 398,634,920.72/25,862.78
  6. Step 6: Final answer
    x = 15,413.46

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