Home / 33,450.35-46,143.90-20,017.61

Finding the Fourth Proportional to 33,450.35, 46,143.90 and 20,017.61

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Solution

The fourth proportional to 33,450.35, 46,143.90 and 20,017.61 is: 27,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,450.35 : 46,143.90 = 20,017.61 : x
  2. Step 2: Convert to fraction form
    33,450.35/46,143.90 = 20,017.61/x
  3. Step 3: Cross multiply
    33,450.35x = 46,143.90 × 20,017.61
  4. Step 4: Simplify right side
    33,450.35x = 923,690,594.08
  5. Step 5: Solve for x
    x = 923,690,594.08/33,450.35
  6. Step 6: Final answer
    x = 27,613.78

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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.