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Finding the Third Proportional to 13,928 and 30,036

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Solution

The third proportional to 13,928 and 30,036 is: 64,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,928 : 30,036 = 30,036 : x
  2. Step 2: Convert to fraction form
    13,928/30,036 = 30,036/x
  3. Step 3: Cross multiply
    13,928x = 30,036 × 30,036
  4. Step 4: Simplify right side
    13,928x = 902,161,296
  5. Step 5: Solve for x
    x = 902,161,296/13,928
  6. Step 6: Final answer
    x = 64,773.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.