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Finding the Fourth Proportional to 47,215.89, 65,155.46 and 25,991.01

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Solution

The fourth proportional to 47,215.89, 65,155.46 and 25,991.01 is: 35,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,215.89 : 65,155.46 = 25,991.01 : x
  2. Step 2: Convert to fraction form
    47,215.89/65,155.46 = 25,991.01/x
  3. Step 3: Cross multiply
    47,215.89x = 65,155.46 × 25,991.01
  4. Step 4: Simplify right side
    47,215.89x = 1,693,456,082.46
  5. Step 5: Solve for x
    x = 1,693,456,082.46/47,215.89
  6. Step 6: Final answer
    x = 35,866.23

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