Home / 14,742.05-20,344.41-8,027.96

Finding the Fourth Proportional to 14,742.05, 20,344.41 and 8,027.96

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Solution

The fourth proportional to 14,742.05, 20,344.41 and 8,027.96 is: 11,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.05 : 20,344.41 = 8,027.96 : x
  2. Step 2: Convert to fraction form
    14,742.05/20,344.41 = 8,027.96/x
  3. Step 3: Cross multiply
    14,742.05x = 20,344.41 × 8,027.96
  4. Step 4: Simplify right side
    14,742.05x = 163,324,007.98
  5. Step 5: Solve for x
    x = 163,324,007.98/14,742.05
  6. Step 6: Final answer
    x = 11,078.79

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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.