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Finding the Third Proportional to 9,614 and 20,910

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Solution

The third proportional to 9,614 and 20,910 is: 45,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,614 : 20,910 = 20,910 : x
  2. Step 2: Convert to fraction form
    9,614/20,910 = 20,910/x
  3. Step 3: Cross multiply
    9,614x = 20,910 × 20,910
  4. Step 4: Simplify right side
    9,614x = 437,228,100
  5. Step 5: Solve for x
    x = 437,228,100/9,614
  6. Step 6: Final answer
    x = 45,478.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.