Home / 13,755.44-20,633.04-3,367.20

Finding the Fourth Proportional to 13,755.44, 20,633.04 and 3,367.20

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Solution

The fourth proportional to 13,755.44, 20,633.04 and 3,367.20 is: 5,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,755.44 : 20,633.04 = 3,367.20 : x
  2. Step 2: Convert to fraction form
    13,755.44/20,633.04 = 3,367.20/x
  3. Step 3: Cross multiply
    13,755.44x = 20,633.04 × 3,367.20
  4. Step 4: Simplify right side
    13,755.44x = 69,475,572.29
  5. Step 5: Solve for x
    x = 69,475,572.29/13,755.44
  6. Step 6: Final answer
    x = 5,050.77

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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.