Home / 36,286.10-50,071.39-20,367.44

Finding the Fourth Proportional to 36,286.10, 50,071.39 and 20,367.44

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Solution

The fourth proportional to 36,286.10, 50,071.39 and 20,367.44 is: 28,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,286.10 : 50,071.39 = 20,367.44 : x
  2. Step 2: Convert to fraction form
    36,286.10/50,071.39 = 20,367.44/x
  3. Step 3: Cross multiply
    36,286.10x = 50,071.39 × 20,367.44
  4. Step 4: Simplify right side
    36,286.10x = 1,019,825,679.35
  5. Step 5: Solve for x
    x = 1,019,825,679.35/36,286.10
  6. Step 6: Final answer
    x = 28,105.14

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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.