Home / 36,282.72-50,069.70-20,367.48

Finding the Fourth Proportional to 36,282.72, 50,069.70 and 20,367.48

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Solution

The fourth proportional to 36,282.72, 50,069.70 and 20,367.48 is: 28,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,282.72 : 50,069.70 = 20,367.48 : x
  2. Step 2: Convert to fraction form
    36,282.72/50,069.70 = 20,367.48/x
  3. Step 3: Cross multiply
    36,282.72x = 50,069.70 × 20,367.48
  4. Step 4: Simplify right side
    36,282.72x = 1,019,793,613.36
  5. Step 5: Solve for x
    x = 1,019,793,613.36/36,282.72
  6. Step 6: Final answer
    x = 28,106.87

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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.