Home / 20,382.44-30,571.61-5,592.84

Finding the Fourth Proportional to 20,382.44, 30,571.61 and 5,592.84

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Solution

The fourth proportional to 20,382.44, 30,571.61 and 5,592.84 is: 8,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382.44 : 30,571.61 = 5,592.84 : x
  2. Step 2: Convert to fraction form
    20,382.44/30,571.61 = 5,592.84/x
  3. Step 3: Cross multiply
    20,382.44x = 30,571.61 × 5,592.84
  4. Step 4: Simplify right side
    20,382.44x = 170,982,095.31
  5. Step 5: Solve for x
    x = 170,982,095.31/20,382.44
  6. Step 6: Final answer
    x = 8,388.70

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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.