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Finding the Third Proportional to 21,022 and 32,550

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Solution

The third proportional to 21,022 and 32,550 is: 50,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,022 : 32,550 = 32,550 : x
  2. Step 2: Convert to fraction form
    21,022/32,550 = 32,550/x
  3. Step 3: Cross multiply
    21,022x = 32,550 × 32,550
  4. Step 4: Simplify right side
    21,022x = 1,059,502,500
  5. Step 5: Solve for x
    x = 1,059,502,500/21,022
  6. Step 6: Final answer
    x = 50,399.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.