Home / 33,379.56-50,189.40-30,778.86

Finding the Fourth Proportional to 33,379.56, 50,189.40 and 30,778.86

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Solution

The fourth proportional to 33,379.56, 50,189.40 and 30,778.86 is: 46,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,379.56 : 50,189.40 = 30,778.86 : x
  2. Step 2: Convert to fraction form
    33,379.56/50,189.40 = 30,778.86/x
  3. Step 3: Cross multiply
    33,379.56x = 50,189.40 × 30,778.86
  4. Step 4: Simplify right side
    33,379.56x = 1,544,772,516.08
  5. Step 5: Solve for x
    x = 1,544,772,516.08/33,379.56
  6. Step 6: Final answer
    x = 46,279.00

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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.