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Finding the Third Proportional to 19,080 and 29,189

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Solution

The third proportional to 19,080 and 29,189 is: 44,653.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080 : 29,189 = 29,189 : x
  2. Step 2: Convert to fraction form
    19,080/29,189 = 29,189/x
  3. Step 3: Cross multiply
    19,080x = 29,189 × 29,189
  4. Step 4: Simplify right side
    19,080x = 851,997,721
  5. Step 5: Solve for x
    x = 851,997,721/19,080
  6. Step 6: Final answer
    x = 44,653.97

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.