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Finding the Fourth Proportional to 41,703.96, 62,540.22 and 13,617.48

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Solution

The fourth proportional to 41,703.96, 62,540.22 and 13,617.48 is: 20,421.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,703.96 : 62,540.22 = 13,617.48 : x
  2. Step 2: Convert to fraction form
    41,703.96/62,540.22 = 13,617.48/x
  3. Step 3: Cross multiply
    41,703.96x = 62,540.22 × 13,617.48
  4. Step 4: Simplify right side
    41,703.96x = 851,640,195.05
  5. Step 5: Solve for x
    x = 851,640,195.05/41,703.96
  6. Step 6: Final answer
    x = 20,421.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.