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Finding the Third Proportional to 13,580 and 29,210

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Solution

The third proportional to 13,580 and 29,210 is: 62,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580 : 29,210 = 29,210 : x
  2. Step 2: Convert to fraction form
    13,580/29,210 = 29,210/x
  3. Step 3: Cross multiply
    13,580x = 29,210 × 29,210
  4. Step 4: Simplify right side
    13,580x = 853,224,100
  5. Step 5: Solve for x
    x = 853,224,100/13,580
  6. Step 6: Final answer
    x = 62,829.46

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.