Home / 36,472.26-50,336.46-20,561.70

Finding the Fourth Proportional to 36,472.26, 50,336.46 and 20,561.70

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Solution

The fourth proportional to 36,472.26, 50,336.46 and 20,561.70 is: 28,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,472.26 : 50,336.46 = 20,561.70 : x
  2. Step 2: Convert to fraction form
    36,472.26/50,336.46 = 20,561.70/x
  3. Step 3: Cross multiply
    36,472.26x = 50,336.46 × 20,561.70
  4. Step 4: Simplify right side
    36,472.26x = 1,035,003,189.58
  5. Step 5: Solve for x
    x = 1,035,003,189.58/36,472.26
  6. Step 6: Final answer
    x = 28,377.82

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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.