Home / 11,629.22-17,442.27-3,309.98

Finding the Fourth Proportional to 11,629.22, 17,442.27 and 3,309.98

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Solution

The fourth proportional to 11,629.22, 17,442.27 and 3,309.98 is: 4,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.22 : 17,442.27 = 3,309.98 : x
  2. Step 2: Convert to fraction form
    11,629.22/17,442.27 = 3,309.98/x
  3. Step 3: Cross multiply
    11,629.22x = 17,442.27 × 3,309.98
  4. Step 4: Simplify right side
    11,629.22x = 57,733,477.64
  5. Step 5: Solve for x
    x = 57,733,477.64/11,629.22
  6. Step 6: Final answer
    x = 4,964.52

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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.