Home / 33,884.11-46,761.87-18,778.42

Finding the Fourth Proportional to 33,884.11, 46,761.87 and 18,778.42

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Solution

The fourth proportional to 33,884.11, 46,761.87 and 18,778.42 is: 25,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,884.11 : 46,761.87 = 18,778.42 : x
  2. Step 2: Convert to fraction form
    33,884.11/46,761.87 = 18,778.42/x
  3. Step 3: Cross multiply
    33,884.11x = 46,761.87 × 18,778.42
  4. Step 4: Simplify right side
    33,884.11x = 878,114,034.85
  5. Step 5: Solve for x
    x = 878,114,034.85/33,884.11
  6. Step 6: Final answer
    x = 25,915.22

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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.