Home / 36,141.16-54,198.22-12,442.04

Finding the Fourth Proportional to 36,141.16, 54,198.22 and 12,442.04

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Solution

The fourth proportional to 36,141.16, 54,198.22 and 12,442.04 is: 18,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141.16 : 54,198.22 = 12,442.04 : x
  2. Step 2: Convert to fraction form
    36,141.16/54,198.22 = 12,442.04/x
  3. Step 3: Cross multiply
    36,141.16x = 54,198.22 × 12,442.04
  4. Step 4: Simplify right side
    36,141.16x = 674,336,421.17
  5. Step 5: Solve for x
    x = 674,336,421.17/36,141.16
  6. Step 6: Final answer
    x = 18,658.41

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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.