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Finding the Third Proportional to 7,107 and 12,750

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Solution

The third proportional to 7,107 and 12,750 is: 22,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107 : 12,750 = 12,750 : x
  2. Step 2: Convert to fraction form
    7,107/12,750 = 12,750/x
  3. Step 3: Cross multiply
    7,107x = 12,750 × 12,750
  4. Step 4: Simplify right side
    7,107x = 162,562,500
  5. Step 5: Solve for x
    x = 162,562,500/7,107
  6. Step 6: Final answer
    x = 22,873.58

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Why These Related Problems?

These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.