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Finding the Third Proportional to 9,065 and 21,821

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Solution

The third proportional to 9,065 and 21,821 is: 52,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065 : 21,821 = 21,821 : x
  2. Step 2: Convert to fraction form
    9,065/21,821 = 21,821/x
  3. Step 3: Cross multiply
    9,065x = 21,821 × 21,821
  4. Step 4: Simplify right side
    9,065x = 476,156,041
  5. Step 5: Solve for x
    x = 476,156,041/9,065
  6. Step 6: Final answer
    x = 52,526.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.