Home / 36,338.46-50,148.34-20,422.58

Finding the Fourth Proportional to 36,338.46, 50,148.34 and 20,422.58

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Solution

The fourth proportional to 36,338.46, 50,148.34 and 20,422.58 is: 28,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,338.46 : 50,148.34 = 20,422.58 : x
  2. Step 2: Convert to fraction form
    36,338.46/50,148.34 = 20,422.58/x
  3. Step 3: Cross multiply
    36,338.46x = 50,148.34 × 20,422.58
  4. Step 4: Simplify right side
    36,338.46x = 1,024,158,485.52
  5. Step 5: Solve for x
    x = 1,024,158,485.52/36,338.46
  6. Step 6: Final answer
    x = 28,183.87

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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.