Home / 36,118.68-54,183.21-11,160.91

Finding the Fourth Proportional to 36,118.68, 54,183.21 and 11,160.91

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Solution

The fourth proportional to 36,118.68, 54,183.21 and 11,160.91 is: 16,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,118.68 : 54,183.21 = 11,160.91 : x
  2. Step 2: Convert to fraction form
    36,118.68/54,183.21 = 11,160.91/x
  3. Step 3: Cross multiply
    36,118.68x = 54,183.21 × 11,160.91
  4. Step 4: Simplify right side
    36,118.68x = 604,733,930.32
  5. Step 5: Solve for x
    x = 604,733,930.32/36,118.68
  6. Step 6: Final answer
    x = 16,742.97

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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.