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Finding the Third Proportional to 26,629 and 41,403

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Solution

The third proportional to 26,629 and 41,403 is: 64,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629 : 41,403 = 41,403 : x
  2. Step 2: Convert to fraction form
    26,629/41,403 = 41,403/x
  3. Step 3: Cross multiply
    26,629x = 41,403 × 41,403
  4. Step 4: Simplify right side
    26,629x = 1,714,208,409
  5. Step 5: Solve for x
    x = 1,714,208,409/26,629
  6. Step 6: Final answer
    x = 64,373.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.