Home / 43,608.83-65,414.84-12,021.41

Finding the Fourth Proportional to 43,608.83, 65,414.84 and 12,021.41

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Solution

The fourth proportional to 43,608.83, 65,414.84 and 12,021.41 is: 18,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,608.83 : 65,414.84 = 12,021.41 : x
  2. Step 2: Convert to fraction form
    43,608.83/65,414.84 = 12,021.41/x
  3. Step 3: Cross multiply
    43,608.83x = 65,414.84 × 12,021.41
  4. Step 4: Simplify right side
    43,608.83x = 786,378,224.54
  5. Step 5: Solve for x
    x = 786,378,224.54/43,608.83
  6. Step 6: Final answer
    x = 18,032.54

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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.