Home / 13,836.34-20,750.26-3,972.97

Finding the Fourth Proportional to 13,836.34, 20,750.26 and 3,972.97

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Solution

The fourth proportional to 13,836.34, 20,750.26 and 3,972.97 is: 5,958.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.34 : 20,750.26 = 3,972.97 : x
  2. Step 2: Convert to fraction form
    13,836.34/20,750.26 = 3,972.97/x
  3. Step 3: Cross multiply
    13,836.34x = 20,750.26 × 3,972.97
  4. Step 4: Simplify right side
    13,836.34x = 82,440,160.47
  5. Step 5: Solve for x
    x = 82,440,160.47/13,836.34
  6. Step 6: Final answer
    x = 5,958.23

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