Home / 11,672.24-17,509.44-4,650.54

Finding the Fourth Proportional to 11,672.24, 17,509.44 and 4,650.54

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Solution

The fourth proportional to 11,672.24, 17,509.44 and 4,650.54 is: 6,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.24 : 17,509.44 = 4,650.54 : x
  2. Step 2: Convert to fraction form
    11,672.24/17,509.44 = 4,650.54/x
  3. Step 3: Cross multiply
    11,672.24x = 17,509.44 × 4,650.54
  4. Step 4: Simplify right side
    11,672.24x = 81,428,351.10
  5. Step 5: Solve for x
    x = 81,428,351.10/11,672.24
  6. Step 6: Final answer
    x = 6,976.24

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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.