Home / 36,571.69-50,469.11-20,439.26

Finding the Fourth Proportional to 36,571.69, 50,469.11 and 20,439.26

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Solution

The fourth proportional to 36,571.69, 50,469.11 and 20,439.26 is: 28,206.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,571.69 : 50,469.11 = 20,439.26 : x
  2. Step 2: Convert to fraction form
    36,571.69/50,469.11 = 20,439.26/x
  3. Step 3: Cross multiply
    36,571.69x = 50,469.11 × 20,439.26
  4. Step 4: Simplify right side
    36,571.69x = 1,031,551,261.26
  5. Step 5: Solve for x
    x = 1,031,551,261.26/36,571.69
  6. Step 6: Final answer
    x = 28,206.28

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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.