Home / 33,372.78-46,054.41-20,797.50

Finding the Fourth Proportional to 33,372.78, 46,054.41 and 20,797.50

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Solution

The fourth proportional to 33,372.78, 46,054.41 and 20,797.50 is: 28,700.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,372.78 : 46,054.41 = 20,797.50 : x
  2. Step 2: Convert to fraction form
    33,372.78/46,054.41 = 20,797.50/x
  3. Step 3: Cross multiply
    33,372.78x = 46,054.41 × 20,797.50
  4. Step 4: Simplify right side
    33,372.78x = 957,816,591.98
  5. Step 5: Solve for x
    x = 957,816,591.98/33,372.78
  6. Step 6: Final answer
    x = 28,700.53

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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.