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Finding the Third Proportional to 12,511.13 and 22,244.63

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Solution

The third proportional to 12,511.13 and 22,244.63 is: 39,550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,511.13 : 22,244.63 = 22,244.63 : x
  2. Step 2: Convert to fraction form
    12,511.13/22,244.63 = 22,244.63/x
  3. Step 3: Cross multiply
    12,511.13x = 22,244.63 × 22,244.63
  4. Step 4: Simplify right side
    12,511.13x = 494,823,341.39
  5. Step 5: Solve for x
    x = 494,823,341.39/12,511.13
  6. Step 6: Final answer
    x = 39,550.67

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.