Home / 18,183.96-27,275.94-5,036.33

Finding the Fourth Proportional to 18,183.96, 27,275.94 and 5,036.33

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Solution

The fourth proportional to 18,183.96, 27,275.94 and 5,036.33 is: 7,554.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.96 : 27,275.94 = 5,036.33 : x
  2. Step 2: Convert to fraction form
    18,183.96/27,275.94 = 5,036.33/x
  3. Step 3: Cross multiply
    18,183.96x = 27,275.94 × 5,036.33
  4. Step 4: Simplify right side
    18,183.96x = 137,370,622.31
  5. Step 5: Solve for x
    x = 137,370,622.31/18,183.96
  6. Step 6: Final answer
    x = 7,554.49

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.