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Finding the Third Proportional to 26,299 and 40,745

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Solution

The third proportional to 26,299 and 40,745 is: 63,126.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299 : 40,745 = 40,745 : x
  2. Step 2: Convert to fraction form
    26,299/40,745 = 40,745/x
  3. Step 3: Cross multiply
    26,299x = 40,745 × 40,745
  4. Step 4: Simplify right side
    26,299x = 1,660,155,025
  5. Step 5: Solve for x
    x = 1,660,155,025/26,299
  6. Step 6: Final answer
    x = 63,126.17

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.