Home / 36,355.26-50,169.41-20,439.66

Finding the Fourth Proportional to 36,355.26, 50,169.41 and 20,439.66

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Solution

The fourth proportional to 36,355.26, 50,169.41 and 20,439.66 is: 28,206.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,355.26 : 50,169.41 = 20,439.66 : x
  2. Step 2: Convert to fraction form
    36,355.26/50,169.41 = 20,439.66/x
  3. Step 3: Cross multiply
    36,355.26x = 50,169.41 × 20,439.66
  4. Step 4: Simplify right side
    36,355.26x = 1,025,445,960.36
  5. Step 5: Solve for x
    x = 1,025,445,960.36/36,355.26
  6. Step 6: Final answer
    x = 28,206.26

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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.