Home / 15,245.44-22,869.96-5,382.64

Finding the Fourth Proportional to 15,245.44, 22,869.96 and 5,382.64

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Solution

The fourth proportional to 15,245.44, 22,869.96 and 5,382.64 is: 8,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,245.44 : 22,869.96 = 5,382.64 : x
  2. Step 2: Convert to fraction form
    15,245.44/22,869.96 = 5,382.64/x
  3. Step 3: Cross multiply
    15,245.44x = 22,869.96 × 5,382.64
  4. Step 4: Simplify right side
    15,245.44x = 123,100,761.49
  5. Step 5: Solve for x
    x = 123,100,761.49/15,245.44
  6. Step 6: Final answer
    x = 8,074.60

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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.