Home / 17,578.28-26,371.37-5,891.20

Finding the Fourth Proportional to 17,578.28, 26,371.37 and 5,891.20

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Solution

The fourth proportional to 17,578.28, 26,371.37 and 5,891.20 is: 8,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,578.28 : 26,371.37 = 5,891.20 : x
  2. Step 2: Convert to fraction form
    17,578.28/26,371.37 = 5,891.20/x
  3. Step 3: Cross multiply
    17,578.28x = 26,371.37 × 5,891.20
  4. Step 4: Simplify right side
    17,578.28x = 155,359,014.94
  5. Step 5: Solve for x
    x = 155,359,014.94/17,578.28
  6. Step 6: Final answer
    x = 8,838.12

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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.