Home / 36,319.44-54,451.48-18,778.08

Finding the Fourth Proportional to 36,319.44, 54,451.48 and 18,778.08

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Solution

The fourth proportional to 36,319.44, 54,451.48 and 18,778.08 is: 28,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,319.44 : 54,451.48 = 18,778.08 : x
  2. Step 2: Convert to fraction form
    36,319.44/54,451.48 = 18,778.08/x
  3. Step 3: Cross multiply
    36,319.44x = 54,451.48 × 18,778.08
  4. Step 4: Simplify right side
    36,319.44x = 1,022,494,247.56
  5. Step 5: Solve for x
    x = 1,022,494,247.56/36,319.44
  6. Step 6: Final answer
    x = 28,152.81

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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.