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Finding the Third Proportional to 13,591 and 27,547

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Solution

The third proportional to 13,591 and 27,547 is: 55,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591 : 27,547 = 27,547 : x
  2. Step 2: Convert to fraction form
    13,591/27,547 = 27,547/x
  3. Step 3: Cross multiply
    13,591x = 27,547 × 27,547
  4. Step 4: Simplify right side
    13,591x = 758,837,209
  5. Step 5: Solve for x
    x = 758,837,209/13,591
  6. Step 6: Final answer
    x = 55,833.80

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.