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Finding the Fourth Proportional to 25,651.42, 35,413.67 and 19,553.78

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Solution

The fourth proportional to 25,651.42, 35,413.67 and 19,553.78 is: 26,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.42 : 35,413.67 = 19,553.78 : x
  2. Step 2: Convert to fraction form
    25,651.42/35,413.67 = 19,553.78/x
  3. Step 3: Cross multiply
    25,651.42x = 35,413.67 × 19,553.78
  4. Step 4: Simplify right side
    25,651.42x = 692,471,249.59
  5. Step 5: Solve for x
    x = 692,471,249.59/25,651.42
  6. Step 6: Final answer
    x = 26,995.44

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