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Finding the Fourth Proportional to 14.91, 22.35 and 13.14

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Solution

The fourth proportional to 14.91, 22.35 and 13.14 is: 19.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.91 : 22.35 = 13.14 : x
  2. Step 2: Convert to fraction form
    14.91/22.35 = 13.14/x
  3. Step 3: Cross multiply
    14.91x = 22.35 × 13.14
  4. Step 4: Simplify right side
    14.91x = 293.68
  5. Step 5: Solve for x
    x = 293.68/14.91
  6. Step 6: Final answer
    x = 19.70

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