Home / 33,850.50-46,707.21-21,912.18

Finding the Fourth Proportional to 33,850.50, 46,707.21 and 21,912.18

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Solution

The fourth proportional to 33,850.50, 46,707.21 and 21,912.18 is: 30,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,850.50 : 46,707.21 = 21,912.18 : x
  2. Step 2: Convert to fraction form
    33,850.50/46,707.21 = 21,912.18/x
  3. Step 3: Cross multiply
    33,850.50x = 46,707.21 × 21,912.18
  4. Step 4: Simplify right side
    33,850.50x = 1,023,456,792.82
  5. Step 5: Solve for x
    x = 1,023,456,792.82/33,850.50
  6. Step 6: Final answer
    x = 30,234.61

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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.