Home / 11,427.87-17,143.19-4,030.82

Finding the Fourth Proportional to 11,427.87, 17,143.19 and 4,030.82

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Solution

The fourth proportional to 11,427.87, 17,143.19 and 4,030.82 is: 6,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.87 : 17,143.19 = 4,030.82 : x
  2. Step 2: Convert to fraction form
    11,427.87/17,143.19 = 4,030.82/x
  3. Step 3: Cross multiply
    11,427.87x = 17,143.19 × 4,030.82
  4. Step 4: Simplify right side
    11,427.87x = 69,101,037.48
  5. Step 5: Solve for x
    x = 69,101,037.48/11,427.87
  6. Step 6: Final answer
    x = 6,046.71

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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.