Home / 13,755.42-20,632.95-3,367.26

Finding the Fourth Proportional to 13,755.42, 20,632.95 and 3,367.26

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Solution

The fourth proportional to 13,755.42, 20,632.95 and 3,367.26 is: 5,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,755.42 : 20,632.95 = 3,367.26 : x
  2. Step 2: Convert to fraction form
    13,755.42/20,632.95 = 3,367.26/x
  3. Step 3: Cross multiply
    13,755.42x = 20,632.95 × 3,367.26
  4. Step 4: Simplify right side
    13,755.42x = 69,476,507.22
  5. Step 5: Solve for x
    x = 69,476,507.22/13,755.42
  6. Step 6: Final answer
    x = 5,050.85

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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.