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Finding the Third Proportional to 15,349 and 33,925

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Solution

The third proportional to 15,349 and 33,925 is: 74,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349 : 33,925 = 33,925 : x
  2. Step 2: Convert to fraction form
    15,349/33,925 = 33,925/x
  3. Step 3: Cross multiply
    15,349x = 33,925 × 33,925
  4. Step 4: Simplify right side
    15,349x = 1,150,905,625
  5. Step 5: Solve for x
    x = 1,150,905,625/15,349
  6. Step 6: Final answer
    x = 74,982.45

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.