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Finding the Third Proportional to 11,906.25 and 26,162.63

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Solution

The third proportional to 11,906.25 and 26,162.63 is: 57,489.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.25 : 26,162.63 = 26,162.63 : x
  2. Step 2: Convert to fraction form
    11,906.25/26,162.63 = 26,162.63/x
  3. Step 3: Cross multiply
    11,906.25x = 26,162.63 × 26,162.63
  4. Step 4: Simplify right side
    11,906.25x = 684,482,946.89
  5. Step 5: Solve for x
    x = 684,482,946.89/11,906.25
  6. Step 6: Final answer
    x = 57,489.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.