Home / 33,813.75-50,738.30-13,838.07

Finding the Fourth Proportional to 33,813.75, 50,738.30 and 13,838.07

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Solution

The fourth proportional to 33,813.75, 50,738.30 and 13,838.07 is: 20,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,813.75 : 50,738.30 = 13,838.07 : x
  2. Step 2: Convert to fraction form
    33,813.75/50,738.30 = 13,838.07/x
  3. Step 3: Cross multiply
    33,813.75x = 50,738.30 × 13,838.07
  4. Step 4: Simplify right side
    33,813.75x = 702,119,891.95
  5. Step 5: Solve for x
    x = 702,119,891.95/33,813.75
  6. Step 6: Final answer
    x = 20,764.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.