Home / 12,434.82-18,652.74-3,669.73

Finding the Fourth Proportional to 12,434.82, 18,652.74 and 3,669.73

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Solution

The fourth proportional to 12,434.82, 18,652.74 and 3,669.73 is: 5,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,434.82 : 18,652.74 = 3,669.73 : x
  2. Step 2: Convert to fraction form
    12,434.82/18,652.74 = 3,669.73/x
  3. Step 3: Cross multiply
    12,434.82x = 18,652.74 × 3,669.73
  4. Step 4: Simplify right side
    12,434.82x = 68,450,519.56
  5. Step 5: Solve for x
    x = 68,450,519.56/12,434.82
  6. Step 6: Final answer
    x = 5,504.75

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1.5x scale

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.