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Finding the Third Proportional to 11,832 and 19,530

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Solution

The third proportional to 11,832 and 19,530 is: 32,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832 : 19,530 = 19,530 : x
  2. Step 2: Convert to fraction form
    11,832/19,530 = 19,530/x
  3. Step 3: Cross multiply
    11,832x = 19,530 × 19,530
  4. Step 4: Simplify right side
    11,832x = 381,420,900
  5. Step 5: Solve for x
    x = 381,420,900/11,832
  6. Step 6: Final answer
    x = 32,236.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.