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Finding the Fourth Proportional to 47,115.78, 65,020.14 and 25,895.40

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Solution

The fourth proportional to 47,115.78, 65,020.14 and 25,895.40 is: 35,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115.78 : 65,020.14 = 25,895.40 : x
  2. Step 2: Convert to fraction form
    47,115.78/65,020.14 = 25,895.40/x
  3. Step 3: Cross multiply
    47,115.78x = 65,020.14 × 25,895.40
  4. Step 4: Simplify right side
    47,115.78x = 1,683,722,533.36
  5. Step 5: Solve for x
    x = 1,683,722,533.36/47,115.78
  6. Step 6: Final answer
    x = 35,735.85

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