Home / 12,544.27-17,311.46-7,239.38

Finding the Fourth Proportional to 12,544.27, 17,311.46 and 7,239.38

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Solution

The fourth proportional to 12,544.27, 17,311.46 and 7,239.38 is: 9,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.27 : 17,311.46 = 7,239.38 : x
  2. Step 2: Convert to fraction form
    12,544.27/17,311.46 = 7,239.38/x
  3. Step 3: Cross multiply
    12,544.27x = 17,311.46 × 7,239.38
  4. Step 4: Simplify right side
    12,544.27x = 125,324,114.54
  5. Step 5: Solve for x
    x = 125,324,114.54/12,544.27
  6. Step 6: Final answer
    x = 9,990.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.