Home / 12,626.42-18,942.41-3,862.02

Finding the Fourth Proportional to 12,626.42, 18,942.41 and 3,862.02

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Solution

The fourth proportional to 12,626.42, 18,942.41 and 3,862.02 is: 5,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.42 : 18,942.41 = 3,862.02 : x
  2. Step 2: Convert to fraction form
    12,626.42/18,942.41 = 3,862.02/x
  3. Step 3: Cross multiply
    12,626.42x = 18,942.41 × 3,862.02
  4. Step 4: Simplify right side
    12,626.42x = 73,155,975.92
  5. Step 5: Solve for x
    x = 73,155,975.92/12,626.42
  6. Step 6: Final answer
    x = 5,793.88

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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.