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Finding the Third Proportional to 13,859.75 and 26,443.75

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Solution

The third proportional to 13,859.75 and 26,443.75 is: 50,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859.75 : 26,443.75 = 26,443.75 : x
  2. Step 2: Convert to fraction form
    13,859.75/26,443.75 = 26,443.75/x
  3. Step 3: Cross multiply
    13,859.75x = 26,443.75 × 26,443.75
  4. Step 4: Simplify right side
    13,859.75x = 699,271,914.06
  5. Step 5: Solve for x
    x = 699,271,914.06/13,859.75
  6. Step 6: Final answer
    x = 50,453.43

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.