Home / 36,286.50-50,072.61-20,367.84

Finding the Fourth Proportional to 36,286.50, 50,072.61 and 20,367.84

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Solution

The fourth proportional to 36,286.50, 50,072.61 and 20,367.84 is: 28,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,286.50 : 50,072.61 = 20,367.84 : x
  2. Step 2: Convert to fraction form
    36,286.50/50,072.61 = 20,367.84/x
  3. Step 3: Cross multiply
    36,286.50x = 50,072.61 × 20,367.84
  4. Step 4: Simplify right side
    36,286.50x = 1,019,870,908.86
  5. Step 5: Solve for x
    x = 1,019,870,908.86/36,286.50
  6. Step 6: Final answer
    x = 28,106.07

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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.