Home / 33,540-46,265.94-20,942.88

Finding the Fourth Proportional to 33,540, 46,265.94 and 20,942.88

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Solution

The fourth proportional to 33,540, 46,265.94 and 20,942.88 is: 28,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,540 : 46,265.94 = 20,942.88 : x
  2. Step 2: Convert to fraction form
    33,540/46,265.94 = 20,942.88/x
  3. Step 3: Cross multiply
    33,540x = 46,265.94 × 20,942.88
  4. Step 4: Simplify right side
    33,540x = 968,942,029.51
  5. Step 5: Solve for x
    x = 968,942,029.51/33,540
  6. Step 6: Final answer
    x = 28,889.15

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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.