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Finding the Third Proportional to 10,150 and 20,578

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Solution

The third proportional to 10,150 and 20,578 is: 41,719.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150 : 20,578 = 20,578 : x
  2. Step 2: Convert to fraction form
    10,150/20,578 = 20,578/x
  3. Step 3: Cross multiply
    10,150x = 20,578 × 20,578
  4. Step 4: Simplify right side
    10,150x = 423,454,084
  5. Step 5: Solve for x
    x = 423,454,084/10,150
  6. Step 6: Final answer
    x = 41,719.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.