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Finding the Third Proportional to 4,645.88 and 10,214.25

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Solution

The third proportional to 4,645.88 and 10,214.25 is: 22,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.88 : 10,214.25 = 10,214.25 : x
  2. Step 2: Convert to fraction form
    4,645.88/10,214.25 = 10,214.25/x
  3. Step 3: Cross multiply
    4,645.88x = 10,214.25 × 10,214.25
  4. Step 4: Simplify right side
    4,645.88x = 104,330,903.06
  5. Step 5: Solve for x
    x = 104,330,903.06/4,645.88
  6. Step 6: Final answer
    x = 22,456.67

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.