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Finding the Third Proportional to 9,458 and 20,644

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Solution

The third proportional to 9,458 and 20,644 is: 45,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458 : 20,644 = 20,644 : x
  2. Step 2: Convert to fraction form
    9,458/20,644 = 20,644/x
  3. Step 3: Cross multiply
    9,458x = 20,644 × 20,644
  4. Step 4: Simplify right side
    9,458x = 426,174,736
  5. Step 5: Solve for x
    x = 426,174,736/9,458
  6. Step 6: Final answer
    x = 45,059.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.