Home / 11,826.99-17,743.50-4,431.48

Finding the Fourth Proportional to 11,826.99, 17,743.50 and 4,431.48

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Solution

The fourth proportional to 11,826.99, 17,743.50 and 4,431.48 is: 6,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.99 : 17,743.50 = 4,431.48 : x
  2. Step 2: Convert to fraction form
    11,826.99/17,743.50 = 4,431.48/x
  3. Step 3: Cross multiply
    11,826.99x = 17,743.50 × 4,431.48
  4. Step 4: Simplify right side
    11,826.99x = 78,629,965.38
  5. Step 5: Solve for x
    x = 78,629,965.38/11,826.99
  6. Step 6: Final answer
    x = 6,648.35

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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.