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Finding the Third Proportional to 9,311.63 and 14,382.56

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Solution

The third proportional to 9,311.63 and 14,382.56 is: 22,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.63 : 14,382.56 = 14,382.56 : x
  2. Step 2: Convert to fraction form
    9,311.63/14,382.56 = 14,382.56/x
  3. Step 3: Cross multiply
    9,311.63x = 14,382.56 × 14,382.56
  4. Step 4: Simplify right side
    9,311.63x = 206,858,104.07
  5. Step 5: Solve for x
    x = 206,858,104.07/9,311.63
  6. Step 6: Final answer
    x = 22,215.04

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.