Home / 33,720.75-50,576.32-13,738.96

Finding the Fourth Proportional to 33,720.75, 50,576.32 and 13,738.96

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Solution

The fourth proportional to 33,720.75, 50,576.32 and 13,738.96 is: 20,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.75 : 50,576.32 = 13,738.96 : x
  2. Step 2: Convert to fraction form
    33,720.75/50,576.32 = 13,738.96/x
  3. Step 3: Cross multiply
    33,720.75x = 50,576.32 × 13,738.96
  4. Step 4: Simplify right side
    33,720.75x = 694,866,014.22
  5. Step 5: Solve for x
    x = 694,866,014.22/33,720.75
  6. Step 6: Final answer
    x = 20,606.48

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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.