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Finding the Third Proportional to 9,226.41 and 19,765.69

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Solution

The third proportional to 9,226.41 and 19,765.69 is: 42,343.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.41 : 19,765.69 = 19,765.69 : x
  2. Step 2: Convert to fraction form
    9,226.41/19,765.69 = 19,765.69/x
  3. Step 3: Cross multiply
    9,226.41x = 19,765.69 × 19,765.69
  4. Step 4: Simplify right side
    9,226.41x = 390,682,402.35
  5. Step 5: Solve for x
    x = 390,682,402.35/9,226.41
  6. Step 6: Final answer
    x = 42,343.94

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.