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Finding the Fourth Proportional to 14.93, 22.36 and 13.49

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Solution

The fourth proportional to 14.93, 22.36 and 13.49 is: 20.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.93 : 22.36 = 13.49 : x
  2. Step 2: Convert to fraction form
    14.93/22.36 = 13.49/x
  3. Step 3: Cross multiply
    14.93x = 22.36 × 13.49
  4. Step 4: Simplify right side
    14.93x = 301.64
  5. Step 5: Solve for x
    x = 301.64/14.93
  6. Step 6: Final answer
    x = 20.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.