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Finding the Third Proportional to 17,355 and 26,289

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Solution

The third proportional to 17,355 and 26,289 is: 39,822.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,355 : 26,289 = 26,289 : x
  2. Step 2: Convert to fraction form
    17,355/26,289 = 26,289/x
  3. Step 3: Cross multiply
    17,355x = 26,289 × 26,289
  4. Step 4: Simplify right side
    17,355x = 691,111,521
  5. Step 5: Solve for x
    x = 691,111,521/17,355
  6. Step 6: Final answer
    x = 39,822.04

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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.