Home / 12,104.37-18,161.19-4,714.02

Finding the Fourth Proportional to 12,104.37, 18,161.19 and 4,714.02

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Solution

The fourth proportional to 12,104.37, 18,161.19 and 4,714.02 is: 7,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.37 : 18,161.19 = 4,714.02 : x
  2. Step 2: Convert to fraction form
    12,104.37/18,161.19 = 4,714.02/x
  3. Step 3: Cross multiply
    12,104.37x = 18,161.19 × 4,714.02
  4. Step 4: Simplify right side
    12,104.37x = 85,612,212.88
  5. Step 5: Solve for x
    x = 85,612,212.88/12,104.37
  6. Step 6: Final answer
    x = 7,072.84

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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.