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Finding the Third Proportional to 11,690 and 26,307

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Solution

The third proportional to 11,690 and 26,307 is: 59,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690 : 26,307 = 26,307 : x
  2. Step 2: Convert to fraction form
    11,690/26,307 = 26,307/x
  3. Step 3: Cross multiply
    11,690x = 26,307 × 26,307
  4. Step 4: Simplify right side
    11,690x = 692,058,249
  5. Step 5: Solve for x
    x = 692,058,249/11,690
  6. Step 6: Final answer
    x = 59,200.88

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Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.