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Finding the Third Proportional to 13,693 and 19,567

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Solution

The third proportional to 13,693 and 19,567 is: 27,960.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693 : 19,567 = 19,567 : x
  2. Step 2: Convert to fraction form
    13,693/19,567 = 19,567/x
  3. Step 3: Cross multiply
    13,693x = 19,567 × 19,567
  4. Step 4: Simplify right side
    13,693x = 382,867,489
  5. Step 5: Solve for x
    x = 382,867,489/13,693
  6. Step 6: Final answer
    x = 27,960.82

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.