Home / 33,667.23-50,445.03-20,479.71

Finding the Fourth Proportional to 33,667.23, 50,445.03 and 20,479.71

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Solution

The fourth proportional to 33,667.23, 50,445.03 and 20,479.71 is: 30,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,667.23 : 50,445.03 = 20,479.71 : x
  2. Step 2: Convert to fraction form
    33,667.23/50,445.03 = 20,479.71/x
  3. Step 3: Cross multiply
    33,667.23x = 50,445.03 × 20,479.71
  4. Step 4: Simplify right side
    33,667.23x = 1,033,099,585.34
  5. Step 5: Solve for x
    x = 1,033,099,585.34/33,667.23
  6. Step 6: Final answer
    x = 30,685.61

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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.