Home / 14,214.82-21,322.23-5,449.72

Finding the Fourth Proportional to 14,214.82, 21,322.23 and 5,449.72

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Solution

The fourth proportional to 14,214.82, 21,322.23 and 5,449.72 is: 8,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.82 : 21,322.23 = 5,449.72 : x
  2. Step 2: Convert to fraction form
    14,214.82/21,322.23 = 5,449.72/x
  3. Step 3: Cross multiply
    14,214.82x = 21,322.23 × 5,449.72
  4. Step 4: Simplify right side
    14,214.82x = 116,200,183.28
  5. Step 5: Solve for x
    x = 116,200,183.28/14,214.82
  6. Step 6: Final answer
    x = 8,174.58

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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.