Home / 41,161.50-61,739.55-21,451.23

Finding the Fourth Proportional to 41,161.50, 61,739.55 and 21,451.23

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Solution

The fourth proportional to 41,161.50, 61,739.55 and 21,451.23 is: 32,175.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,161.50 : 61,739.55 = 21,451.23 : x
  2. Step 2: Convert to fraction form
    41,161.50/61,739.55 = 21,451.23/x
  3. Step 3: Cross multiply
    41,161.50x = 61,739.55 × 21,451.23
  4. Step 4: Simplify right side
    41,161.50x = 1,324,389,287.15
  5. Step 5: Solve for x
    x = 1,324,389,287.15/41,161.50
  6. Step 6: Final answer
    x = 32,175.44

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Double scale
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Similar ratio
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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.