Home / 33,627.24-46,405.70-20,198.72

Finding the Fourth Proportional to 33,627.24, 46,405.70 and 20,198.72

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Solution

The fourth proportional to 33,627.24, 46,405.70 and 20,198.72 is: 27,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,627.24 : 46,405.70 = 20,198.72 : x
  2. Step 2: Convert to fraction form
    33,627.24/46,405.70 = 20,198.72/x
  3. Step 3: Cross multiply
    33,627.24x = 46,405.70 × 20,198.72
  4. Step 4: Simplify right side
    33,627.24x = 937,335,740.70
  5. Step 5: Solve for x
    x = 937,335,740.70/33,627.24
  6. Step 6: Final answer
    x = 27,874.30

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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.