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Finding the Third Proportional to 16,751 and 34,657

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Solution

The third proportional to 16,751 and 34,657 is: 71,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751 : 34,657 = 34,657 : x
  2. Step 2: Convert to fraction form
    16,751/34,657 = 34,657/x
  3. Step 3: Cross multiply
    16,751x = 34,657 × 34,657
  4. Step 4: Simplify right side
    16,751x = 1,201,107,649
  5. Step 5: Solve for x
    x = 1,201,107,649/16,751
  6. Step 6: Final answer
    x = 71,703.64

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.