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Finding the Third Proportional to 9,912.94 and 15,183.42

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Solution

The third proportional to 9,912.94 and 15,183.42 is: 23,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.94 : 15,183.42 = 15,183.42 : x
  2. Step 2: Convert to fraction form
    9,912.94/15,183.42 = 15,183.42/x
  3. Step 3: Cross multiply
    9,912.94x = 15,183.42 × 15,183.42
  4. Step 4: Simplify right side
    9,912.94x = 230,536,299.83
  5. Step 5: Solve for x
    x = 230,536,299.83/9,912.94
  6. Step 6: Final answer
    x = 23,256.10

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.