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Finding the Third Proportional to 20,848 and 32,330

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Solution

The third proportional to 20,848 and 32,330 is: 50,135.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,848 : 32,330 = 32,330 : x
  2. Step 2: Convert to fraction form
    20,848/32,330 = 32,330/x
  3. Step 3: Cross multiply
    20,848x = 32,330 × 32,330
  4. Step 4: Simplify right side
    20,848x = 1,045,228,900
  5. Step 5: Solve for x
    x = 1,045,228,900/20,848
  6. Step 6: Final answer
    x = 50,135.69

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.