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Finding the Fourth Proportional to 13.44, 18.52 and 9.97

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Solution

The fourth proportional to 13.44, 18.52 and 9.97 is: 13.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13.44 : 18.52 = 9.97 : x
  2. Step 2: Convert to fraction form
    13.44/18.52 = 9.97/x
  3. Step 3: Cross multiply
    13.44x = 18.52 × 9.97
  4. Step 4: Simplify right side
    13.44x = 184.59
  5. Step 5: Solve for x
    x = 184.59/13.44
  6. Step 6: Final answer
    x = 13.74

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