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Finding the Third Proportional to 27,208 and 41,620

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Solution

The third proportional to 27,208 and 41,620 is: 63,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208 : 41,620 = 41,620 : x
  2. Step 2: Convert to fraction form
    27,208/41,620 = 41,620/x
  3. Step 3: Cross multiply
    27,208x = 41,620 × 41,620
  4. Step 4: Simplify right side
    27,208x = 1,732,224,400
  5. Step 5: Solve for x
    x = 1,732,224,400/27,208
  6. Step 6: Final answer
    x = 63,666.00

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.