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Finding the Third Proportional to 15,521 and 32,794

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Solution

The third proportional to 15,521 and 32,794 is: 69,289.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521 : 32,794 = 32,794 : x
  2. Step 2: Convert to fraction form
    15,521/32,794 = 32,794/x
  3. Step 3: Cross multiply
    15,521x = 32,794 × 32,794
  4. Step 4: Simplify right side
    15,521x = 1,075,446,436
  5. Step 5: Solve for x
    x = 1,075,446,436/15,521
  6. Step 6: Final answer
    x = 69,289.76

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.