Home / 14,494.14-19,997.22-8,119.76

Finding the Fourth Proportional to 14,494.14, 19,997.22 and 8,119.76

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Solution

The fourth proportional to 14,494.14, 19,997.22 and 8,119.76 is: 11,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.14 : 19,997.22 = 8,119.76 : x
  2. Step 2: Convert to fraction form
    14,494.14/19,997.22 = 8,119.76/x
  3. Step 3: Cross multiply
    14,494.14x = 19,997.22 × 8,119.76
  4. Step 4: Simplify right side
    14,494.14x = 162,372,627.07
  5. Step 5: Solve for x
    x = 162,372,627.07/14,494.14
  6. Step 6: Final answer
    x = 11,202.64

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.