Home / 13,755.48-20,633.28-3,367.23

Finding the Fourth Proportional to 13,755.48, 20,633.28 and 3,367.23

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Solution

The fourth proportional to 13,755.48, 20,633.28 and 3,367.23 is: 5,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,755.48 : 20,633.28 = 3,367.23 : x
  2. Step 2: Convert to fraction form
    13,755.48/20,633.28 = 3,367.23/x
  3. Step 3: Cross multiply
    13,755.48x = 20,633.28 × 3,367.23
  4. Step 4: Simplify right side
    13,755.48x = 69,476,999.41
  5. Step 5: Solve for x
    x = 69,476,999.41/13,755.48
  6. Step 6: Final answer
    x = 5,050.86

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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.