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Finding the Third Proportional to 9,064.50 and 19,218

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Solution

The third proportional to 9,064.50 and 19,218 is: 40,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.50 : 19,218 = 19,218 : x
  2. Step 2: Convert to fraction form
    9,064.50/19,218 = 19,218/x
  3. Step 3: Cross multiply
    9,064.50x = 19,218 × 19,218
  4. Step 4: Simplify right side
    9,064.50x = 369,331,524
  5. Step 5: Solve for x
    x = 369,331,524/9,064.50
  6. Step 6: Final answer
    x = 40,744.83

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.