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Finding the Third Proportional to 13.36 and 17.37

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Solution

The third proportional to 13.36 and 17.37 is: 22.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13.36 : 17.37 = 17.37 : x
  2. Step 2: Convert to fraction form
    13.36/17.37 = 17.37/x
  3. Step 3: Cross multiply
    13.36x = 17.37 × 17.37
  4. Step 4: Simplify right side
    13.36x = 301.70
  5. Step 5: Solve for x
    x = 301.70/13.36
  6. Step 6: Final answer
    x = 22.58

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.