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Finding the Third Proportional to 13,615.03 and 29,491.73

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Solution

The third proportional to 13,615.03 and 29,491.73 is: 63,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,615.03 : 29,491.73 = 29,491.73 : x
  2. Step 2: Convert to fraction form
    13,615.03/29,491.73 = 29,491.73/x
  3. Step 3: Cross multiply
    13,615.03x = 29,491.73 × 29,491.73
  4. Step 4: Simplify right side
    13,615.03x = 869,762,396.45
  5. Step 5: Solve for x
    x = 869,762,396.45/13,615.03
  6. Step 6: Final answer
    x = 63,882.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.