Home / 36,919.96-55,380.06-9,217.96

Finding the Fourth Proportional to 36,919.96, 55,380.06 and 9,217.96

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Solution

The fourth proportional to 36,919.96, 55,380.06 and 9,217.96 is: 13,826.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.96 : 55,380.06 = 9,217.96 : x
  2. Step 2: Convert to fraction form
    36,919.96/55,380.06 = 9,217.96/x
  3. Step 3: Cross multiply
    36,919.96x = 55,380.06 × 9,217.96
  4. Step 4: Simplify right side
    36,919.96x = 510,491,177.88
  5. Step 5: Solve for x
    x = 510,491,177.88/36,919.96
  6. Step 6: Final answer
    x = 13,826.97

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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.