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Finding the Third Proportional to 13,521 and 29,533

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Solution

The third proportional to 13,521 and 29,533 is: 64,506.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,521 : 29,533 = 29,533 : x
  2. Step 2: Convert to fraction form
    13,521/29,533 = 29,533/x
  3. Step 3: Cross multiply
    13,521x = 29,533 × 29,533
  4. Step 4: Simplify right side
    13,521x = 872,198,089
  5. Step 5: Solve for x
    x = 872,198,089/13,521
  6. Step 6: Final answer
    x = 64,506.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.