Home / 13,633.97-20,450.93-3,773.22

Finding the Fourth Proportional to 13,633.97, 20,450.93 and 3,773.22

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Solution

The fourth proportional to 13,633.97, 20,450.93 and 3,773.22 is: 5,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.97 : 20,450.93 = 3,773.22 : x
  2. Step 2: Convert to fraction form
    13,633.97/20,450.93 = 3,773.22/x
  3. Step 3: Cross multiply
    13,633.97x = 20,450.93 × 3,773.22
  4. Step 4: Simplify right side
    13,633.97x = 77,165,858.09
  5. Step 5: Solve for x
    x = 77,165,858.09/13,633.97
  6. Step 6: Final answer
    x = 5,659.82

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1.5x scale

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.