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Finding the Third Proportional to 9,360 and 20,482

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Solution

The third proportional to 9,360 and 20,482 is: 44,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360 : 20,482 = 20,482 : x
  2. Step 2: Convert to fraction form
    9,360/20,482 = 20,482/x
  3. Step 3: Cross multiply
    9,360x = 20,482 × 20,482
  4. Step 4: Simplify right side
    9,360x = 419,512,324
  5. Step 5: Solve for x
    x = 419,512,324/9,360
  6. Step 6: Final answer
    x = 44,819.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.