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Finding the Third Proportional to 15.44 and 30.50

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Solution

The third proportional to 15.44 and 30.50 is: 60.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.44 : 30.50 = 30.50 : x
  2. Step 2: Convert to fraction form
    15.44/30.50 = 30.50/x
  3. Step 3: Cross multiply
    15.44x = 30.50 × 30.50
  4. Step 4: Simplify right side
    15.44x = 930.25
  5. Step 5: Solve for x
    x = 930.25/15.44
  6. Step 6: Final answer
    x = 60.26

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Why These Related Problems?

These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.