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Finding the Third Proportional to 19.25 and 29.19

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Solution

The third proportional to 19.25 and 29.19 is: 44.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19.25 : 29.19 = 29.19 : x
  2. Step 2: Convert to fraction form
    19.25/29.19 = 29.19/x
  3. Step 3: Cross multiply
    19.25x = 29.19 × 29.19
  4. Step 4: Simplify right side
    19.25x = 851.91
  5. Step 5: Solve for x
    x = 851.91/19.25
  6. Step 6: Final answer
    x = 44.26

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.