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Finding the Third Proportional to 13,739 and 26,383.50

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Solution

The third proportional to 13,739 and 26,383.50 is: 50,665.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739 : 26,383.50 = 26,383.50 : x
  2. Step 2: Convert to fraction form
    13,739/26,383.50 = 26,383.50/x
  3. Step 3: Cross multiply
    13,739x = 26,383.50 × 26,383.50
  4. Step 4: Simplify right side
    13,739x = 696,089,072.25
  5. Step 5: Solve for x
    x = 696,089,072.25/13,739
  6. Step 6: Final answer
    x = 50,665.19

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.