Home / 12,206.26-18,309.30-3,441.14

Finding the Fourth Proportional to 12,206.26, 18,309.30 and 3,441.14

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Solution

The fourth proportional to 12,206.26, 18,309.30 and 3,441.14 is: 5,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,206.26 : 18,309.30 = 3,441.14 : x
  2. Step 2: Convert to fraction form
    12,206.26/18,309.30 = 3,441.14/x
  3. Step 3: Cross multiply
    12,206.26x = 18,309.30 × 3,441.14
  4. Step 4: Simplify right side
    12,206.26x = 63,004,864.60
  5. Step 5: Solve for x
    x = 63,004,864.60/12,206.26
  6. Step 6: Final answer
    x = 5,161.68

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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.