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Finding the Third Proportional to 14,217.19 and 30,580.88

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Solution

The third proportional to 14,217.19 and 30,580.88 is: 65,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.19 : 30,580.88 = 30,580.88 : x
  2. Step 2: Convert to fraction form
    14,217.19/30,580.88 = 30,580.88/x
  3. Step 3: Cross multiply
    14,217.19x = 30,580.88 × 30,580.88
  4. Step 4: Simplify right side
    14,217.19x = 935,189,915.77
  5. Step 5: Solve for x
    x = 935,189,915.77/14,217.19
  6. Step 6: Final answer
    x = 65,778.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.