Home / 13,902.26-20,874.19-12,033.94

Finding the Fourth Proportional to 13,902.26, 20,874.19 and 12,033.94

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Solution

The fourth proportional to 13,902.26, 20,874.19 and 12,033.94 is: 18,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902.26 : 20,874.19 = 12,033.94 : x
  2. Step 2: Convert to fraction form
    13,902.26/20,874.19 = 12,033.94/x
  3. Step 3: Cross multiply
    13,902.26x = 20,874.19 × 12,033.94
  4. Step 4: Simplify right side
    13,902.26x = 251,198,750.01
  5. Step 5: Solve for x
    x = 251,198,750.01/13,902.26
  6. Step 6: Final answer
    x = 18,068.91

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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.