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Finding the Third Proportional to 9,460.69 and 20,135.81

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Solution

The third proportional to 9,460.69 and 20,135.81 is: 42,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,460.69 : 20,135.81 = 20,135.81 : x
  2. Step 2: Convert to fraction form
    9,460.69/20,135.81 = 20,135.81/x
  3. Step 3: Cross multiply
    9,460.69x = 20,135.81 × 20,135.81
  4. Step 4: Simplify right side
    9,460.69x = 405,450,945.04
  5. Step 5: Solve for x
    x = 405,450,945.04/9,460.69
  6. Step 6: Final answer
    x = 42,856.39

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.