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Finding the Fourth Proportional to 16.82, 25.18 and 14.54

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Solution

The fourth proportional to 16.82, 25.18 and 14.54 is: 21.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.82 : 25.18 = 14.54 : x
  2. Step 2: Convert to fraction form
    16.82/25.18 = 14.54/x
  3. Step 3: Cross multiply
    16.82x = 25.18 × 14.54
  4. Step 4: Simplify right side
    16.82x = 366.12
  5. Step 5: Solve for x
    x = 366.12/16.82
  6. Step 6: Final answer
    x = 21.77

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