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Finding the Third Proportional to 13,230 and 17,559

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Solution

The third proportional to 13,230 and 17,559 is: 23,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230 : 17,559 = 17,559 : x
  2. Step 2: Convert to fraction form
    13,230/17,559 = 17,559/x
  3. Step 3: Cross multiply
    13,230x = 17,559 × 17,559
  4. Step 4: Simplify right side
    13,230x = 308,318,481
  5. Step 5: Solve for x
    x = 308,318,481/13,230
  6. Step 6: Final answer
    x = 23,304.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.