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Finding the Third Proportional to 13,204 and 28,778

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Solution

The third proportional to 13,204 and 28,778 is: 62,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204 : 28,778 = 28,778 : x
  2. Step 2: Convert to fraction form
    13,204/28,778 = 28,778/x
  3. Step 3: Cross multiply
    13,204x = 28,778 × 28,778
  4. Step 4: Simplify right side
    13,204x = 828,173,284
  5. Step 5: Solve for x
    x = 828,173,284/13,204
  6. Step 6: Final answer
    x = 62,721.39

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.