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Finding the Fourth Proportional to 24,380.63, 33,645.15 and 13,202.63

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Solution

The fourth proportional to 24,380.63, 33,645.15 and 13,202.63 is: 18,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,380.63 : 33,645.15 = 13,202.63 : x
  2. Step 2: Convert to fraction form
    24,380.63/33,645.15 = 13,202.63/x
  3. Step 3: Cross multiply
    24,380.63x = 33,645.15 × 13,202.63
  4. Step 4: Simplify right side
    24,380.63x = 444,204,550.86
  5. Step 5: Solve for x
    x = 444,204,550.86/24,380.63
  6. Step 6: Final answer
    x = 18,219.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.