Home / 33,621.91-46,398.36-20,193.39

Finding the Fourth Proportional to 33,621.91, 46,398.36 and 20,193.39

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Solution

The fourth proportional to 33,621.91, 46,398.36 and 20,193.39 is: 27,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,621.91 : 46,398.36 = 20,193.39 : x
  2. Step 2: Convert to fraction form
    33,621.91/46,398.36 = 20,193.39/x
  3. Step 3: Cross multiply
    33,621.91x = 46,398.36 × 20,193.39
  4. Step 4: Simplify right side
    33,621.91x = 936,940,167.57
  5. Step 5: Solve for x
    x = 936,940,167.57/33,621.91
  6. Step 6: Final answer
    x = 27,866.96

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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.