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Finding the Third Proportional to 20,252.53 and 30,310.45

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Solution

The third proportional to 20,252.53 and 30,310.45 is: 45,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.53 : 30,310.45 = 30,310.45 : x
  2. Step 2: Convert to fraction form
    20,252.53/30,310.45 = 30,310.45/x
  3. Step 3: Cross multiply
    20,252.53x = 30,310.45 × 30,310.45
  4. Step 4: Simplify right side
    20,252.53x = 918,723,568.64
  5. Step 5: Solve for x
    x = 918,723,568.64/20,252.53
  6. Step 6: Final answer
    x = 45,363.39

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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.