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Finding the Third Proportional to 21,527 and 33,266

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Solution

The third proportional to 21,527 and 33,266 is: 51,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527 : 33,266 = 33,266 : x
  2. Step 2: Convert to fraction form
    21,527/33,266 = 33,266/x
  3. Step 3: Cross multiply
    21,527x = 33,266 × 33,266
  4. Step 4: Simplify right side
    21,527x = 1,106,626,756
  5. Step 5: Solve for x
    x = 1,106,626,756/21,527
  6. Step 6: Final answer
    x = 51,406.45

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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.