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Finding the Third Proportional to 26,613 and 41,728.50

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Solution

The third proportional to 26,613 and 41,728.50 is: 65,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613 : 41,728.50 = 41,728.50 : x
  2. Step 2: Convert to fraction form
    26,613/41,728.50 = 41,728.50/x
  3. Step 3: Cross multiply
    26,613x = 41,728.50 × 41,728.50
  4. Step 4: Simplify right side
    26,613x = 1,741,267,712.25
  5. Step 5: Solve for x
    x = 1,741,267,712.25/26,613
  6. Step 6: Final answer
    x = 65,429.22

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.