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Finding the Third Proportional to 12,552 and 18,788

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Solution

The third proportional to 12,552 and 18,788 is: 28,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552 : 18,788 = 18,788 : x
  2. Step 2: Convert to fraction form
    12,552/18,788 = 18,788/x
  3. Step 3: Cross multiply
    12,552x = 18,788 × 18,788
  4. Step 4: Simplify right side
    12,552x = 352,988,944
  5. Step 5: Solve for x
    x = 352,988,944/12,552
  6. Step 6: Final answer
    x = 28,122.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.