Home / 12,229.55-18,347.37-3,464.54

Finding the Fourth Proportional to 12,229.55, 18,347.37 and 3,464.54

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Solution

The fourth proportional to 12,229.55, 18,347.37 and 3,464.54 is: 5,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229.55 : 18,347.37 = 3,464.54 : x
  2. Step 2: Convert to fraction form
    12,229.55/18,347.37 = 3,464.54/x
  3. Step 3: Cross multiply
    12,229.55x = 18,347.37 × 3,464.54
  4. Step 4: Simplify right side
    12,229.55x = 63,565,230.14
  5. Step 5: Solve for x
    x = 63,565,230.14/12,229.55
  6. Step 6: Final answer
    x = 5,197.67

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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.