Home / 36,472.32-50,331.11-20,556.45

Finding the Fourth Proportional to 36,472.32, 50,331.11 and 20,556.45

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Solution

The fourth proportional to 36,472.32, 50,331.11 and 20,556.45 is: 28,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,472.32 : 50,331.11 = 20,556.45 : x
  2. Step 2: Convert to fraction form
    36,472.32/50,331.11 = 20,556.45/x
  3. Step 3: Cross multiply
    36,472.32x = 50,331.11 × 20,556.45
  4. Step 4: Simplify right side
    36,472.32x = 1,034,628,843.38
  5. Step 5: Solve for x
    x = 1,034,628,843.38/36,472.32
  6. Step 6: Final answer
    x = 28,367.51

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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.