Home / 36,190.29-54,286.11-11,231.15

Finding the Fourth Proportional to 36,190.29, 54,286.11 and 11,231.15

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Solution

The fourth proportional to 36,190.29, 54,286.11 and 11,231.15 is: 16,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.29 : 54,286.11 = 11,231.15 : x
  2. Step 2: Convert to fraction form
    36,190.29/54,286.11 = 11,231.15/x
  3. Step 3: Cross multiply
    36,190.29x = 54,286.11 × 11,231.15
  4. Step 4: Simplify right side
    36,190.29x = 609,695,444.33
  5. Step 5: Solve for x
    x = 609,695,444.33/36,190.29
  6. Step 6: Final answer
    x = 16,846.93

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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.