Home / 11,419.29-17,131.19-4,028.94

Finding the Fourth Proportional to 11,419.29, 17,131.19 and 4,028.94

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Solution

The fourth proportional to 11,419.29, 17,131.19 and 4,028.94 is: 6,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.29 : 17,131.19 = 4,028.94 : x
  2. Step 2: Convert to fraction form
    11,419.29/17,131.19 = 4,028.94/x
  3. Step 3: Cross multiply
    11,419.29x = 17,131.19 × 4,028.94
  4. Step 4: Simplify right side
    11,419.29x = 69,020,516.49
  5. Step 5: Solve for x
    x = 69,020,516.49/11,419.29
  6. Step 6: Final answer
    x = 6,044.20

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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.