Home / 36,190.20-54,293.40-11,231.40

Finding the Fourth Proportional to 36,190.20, 54,293.40 and 11,231.40

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Solution

The fourth proportional to 36,190.20, 54,293.40 and 11,231.40 is: 16,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.20 : 54,293.40 = 11,231.40 : x
  2. Step 2: Convert to fraction form
    36,190.20/54,293.40 = 11,231.40/x
  3. Step 3: Cross multiply
    36,190.20x = 54,293.40 × 11,231.40
  4. Step 4: Simplify right side
    36,190.20x = 609,790,892.76
  5. Step 5: Solve for x
    x = 609,790,892.76/36,190.20
  6. Step 6: Final answer
    x = 16,849.61

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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.