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Finding the Third Proportional to 26,445.75 and 39,672

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Solution

The third proportional to 26,445.75 and 39,672 is: 59,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.75 : 39,672 = 39,672 : x
  2. Step 2: Convert to fraction form
    26,445.75/39,672 = 39,672/x
  3. Step 3: Cross multiply
    26,445.75x = 39,672 × 39,672
  4. Step 4: Simplify right side
    26,445.75x = 1,573,867,584
  5. Step 5: Solve for x
    x = 1,573,867,584/26,445.75
  6. Step 6: Final answer
    x = 59,513.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.