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Finding the Third Proportional to 26,488 and 30,328

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Solution

The third proportional to 26,488 and 30,328 is: 34,724.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,488 : 30,328 = 30,328 : x
  2. Step 2: Convert to fraction form
    26,488/30,328 = 30,328/x
  3. Step 3: Cross multiply
    26,488x = 30,328 × 30,328
  4. Step 4: Simplify right side
    26,488x = 919,787,584
  5. Step 5: Solve for x
    x = 919,787,584/26,488
  6. Step 6: Final answer
    x = 34,724.69

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.