Home / 13,194.08-19,791.12-4,429.22

Finding the Fourth Proportional to 13,194.08, 19,791.12 and 4,429.22

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Solution

The fourth proportional to 13,194.08, 19,791.12 and 4,429.22 is: 6,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.08 : 19,791.12 = 4,429.22 : x
  2. Step 2: Convert to fraction form
    13,194.08/19,791.12 = 4,429.22/x
  3. Step 3: Cross multiply
    13,194.08x = 19,791.12 × 4,429.22
  4. Step 4: Simplify right side
    13,194.08x = 87,659,224.53
  5. Step 5: Solve for x
    x = 87,659,224.53/13,194.08
  6. Step 6: Final answer
    x = 6,643.83

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Similar ratio
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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.