Home / 36,544.12-50,429.82-20,630.05

Finding the Fourth Proportional to 36,544.12, 50,429.82 and 20,630.05

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Solution

The fourth proportional to 36,544.12, 50,429.82 and 20,630.05 is: 28,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.12 : 50,429.82 = 20,630.05 : x
  2. Step 2: Convert to fraction form
    36,544.12/50,429.82 = 20,630.05/x
  3. Step 3: Cross multiply
    36,544.12x = 50,429.82 × 20,630.05
  4. Step 4: Simplify right side
    36,544.12x = 1,040,369,708.09
  5. Step 5: Solve for x
    x = 1,040,369,708.09/36,544.12
  6. Step 6: Final answer
    x = 28,468.87

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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.