Home / 33,361.75-50,042.65-13,640.30

Finding the Fourth Proportional to 33,361.75, 50,042.65 and 13,640.30

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Solution

The fourth proportional to 33,361.75, 50,042.65 and 13,640.30 is: 20,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.75 : 50,042.65 = 13,640.30 : x
  2. Step 2: Convert to fraction form
    33,361.75/50,042.65 = 13,640.30/x
  3. Step 3: Cross multiply
    33,361.75x = 50,042.65 × 13,640.30
  4. Step 4: Simplify right side
    33,361.75x = 682,596,849.80
  5. Step 5: Solve for x
    x = 682,596,849.80/33,361.75
  6. Step 6: Final answer
    x = 20,460.46

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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.