Home / 14,480.82-21,720.96-6,166.44

Finding the Fourth Proportional to 14,480.82, 21,720.96 and 6,166.44

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Solution

The fourth proportional to 14,480.82, 21,720.96 and 6,166.44 is: 9,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.82 : 21,720.96 = 6,166.44 : x
  2. Step 2: Convert to fraction form
    14,480.82/21,720.96 = 6,166.44/x
  3. Step 3: Cross multiply
    14,480.82x = 21,720.96 × 6,166.44
  4. Step 4: Simplify right side
    14,480.82x = 133,940,996.58
  5. Step 5: Solve for x
    x = 133,940,996.58/14,480.82
  6. Step 6: Final answer
    x = 9,249.55

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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.