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Finding the Third Proportional to 13,099 and 28,290

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Solution

The third proportional to 13,099 and 28,290 is: 61,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099 : 28,290 = 28,290 : x
  2. Step 2: Convert to fraction form
    13,099/28,290 = 28,290/x
  3. Step 3: Cross multiply
    13,099x = 28,290 × 28,290
  4. Step 4: Simplify right side
    13,099x = 800,324,100
  5. Step 5: Solve for x
    x = 800,324,100/13,099
  6. Step 6: Final answer
    x = 61,098.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.