Home / 33,290.20-45,940.85-18,183.31

Finding the Fourth Proportional to 33,290.20, 45,940.85 and 18,183.31

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Solution

The fourth proportional to 33,290.20, 45,940.85 and 18,183.31 is: 25,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,290.20 : 45,940.85 = 18,183.31 : x
  2. Step 2: Convert to fraction form
    33,290.20/45,940.85 = 18,183.31/x
  3. Step 3: Cross multiply
    33,290.20x = 45,940.85 × 18,183.31
  4. Step 4: Simplify right side
    33,290.20x = 835,356,717.21
  5. Step 5: Solve for x
    x = 835,356,717.21/33,290.20
  6. Step 6: Final answer
    x = 25,093.17

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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.