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Finding the Third Proportional to 19,343 and 29,287

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Solution

The third proportional to 19,343 and 29,287 is: 44,343.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343 : 29,287 = 29,287 : x
  2. Step 2: Convert to fraction form
    19,343/29,287 = 29,287/x
  3. Step 3: Cross multiply
    19,343x = 29,287 × 29,287
  4. Step 4: Simplify right side
    19,343x = 857,728,369
  5. Step 5: Solve for x
    x = 857,728,369/19,343
  6. Step 6: Final answer
    x = 44,343.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.