Home / 36,581.67-50,480.94-20,449.71

Finding the Fourth Proportional to 36,581.67, 50,480.94 and 20,449.71

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Solution

The fourth proportional to 36,581.67, 50,480.94 and 20,449.71 is: 28,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,581.67 : 50,480.94 = 20,449.71 : x
  2. Step 2: Convert to fraction form
    36,581.67/50,480.94 = 20,449.71/x
  3. Step 3: Cross multiply
    36,581.67x = 50,480.94 × 20,449.71
  4. Step 4: Simplify right side
    36,581.67x = 1,032,320,583.53
  5. Step 5: Solve for x
    x = 1,032,320,583.53/36,581.67
  6. Step 6: Final answer
    x = 28,219.61

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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.