Home / 15,743.94-23,619.38-5,217.23

Finding the Fourth Proportional to 15,743.94, 23,619.38 and 5,217.23

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Solution

The fourth proportional to 15,743.94, 23,619.38 and 5,217.23 is: 7,826.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.94 : 23,619.38 = 5,217.23 : x
  2. Step 2: Convert to fraction form
    15,743.94/23,619.38 = 5,217.23/x
  3. Step 3: Cross multiply
    15,743.94x = 23,619.38 × 5,217.23
  4. Step 4: Simplify right side
    15,743.94x = 123,227,593.73
  5. Step 5: Solve for x
    x = 123,227,593.73/15,743.94
  6. Step 6: Final answer
    x = 7,826.99

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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.