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Finding the Fourth Proportional to 25,104.56, 34,629.90 and 15,656.72

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Solution

The fourth proportional to 25,104.56, 34,629.90 and 15,656.72 is: 21,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.56 : 34,629.90 = 15,656.72 : x
  2. Step 2: Convert to fraction form
    25,104.56/34,629.90 = 15,656.72/x
  3. Step 3: Cross multiply
    25,104.56x = 34,629.90 × 15,656.72
  4. Step 4: Simplify right side
    25,104.56x = 542,190,647.93
  5. Step 5: Solve for x
    x = 542,190,647.93/25,104.56
  6. Step 6: Final answer
    x = 21,597.30

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