Home / 18,533.54-27,793.56-5,382.38

Finding the Fourth Proportional to 18,533.54, 27,793.56 and 5,382.38

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Solution

The fourth proportional to 18,533.54, 27,793.56 and 5,382.38 is: 8,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.54 : 27,793.56 = 5,382.38 : x
  2. Step 2: Convert to fraction form
    18,533.54/27,793.56 = 5,382.38/x
  3. Step 3: Cross multiply
    18,533.54x = 27,793.56 × 5,382.38
  4. Step 4: Simplify right side
    18,533.54x = 149,595,501.47
  5. Step 5: Solve for x
    x = 149,595,501.47/18,533.54
  6. Step 6: Final answer
    x = 8,071.61

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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.