Home / 12,022.56-18,037.26-4,627.62

Finding the Fourth Proportional to 12,022.56, 18,037.26 and 4,627.62

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Solution

The fourth proportional to 12,022.56, 18,037.26 and 4,627.62 is: 6,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.56 : 18,037.26 = 4,627.62 : x
  2. Step 2: Convert to fraction form
    12,022.56/18,037.26 = 4,627.62/x
  3. Step 3: Cross multiply
    12,022.56x = 18,037.26 × 4,627.62
  4. Step 4: Simplify right side
    12,022.56x = 83,469,585.12
  5. Step 5: Solve for x
    x = 83,469,585.12/12,022.56
  6. Step 6: Final answer
    x = 6,942.75

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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.