Home / 20,292.26-30,439.31-6,251.27

Finding the Fourth Proportional to 20,292.26, 30,439.31 and 6,251.27

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Solution

The fourth proportional to 20,292.26, 30,439.31 and 6,251.27 is: 9,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,292.26 : 30,439.31 = 6,251.27 : x
  2. Step 2: Convert to fraction form
    20,292.26/30,439.31 = 6,251.27/x
  3. Step 3: Cross multiply
    20,292.26x = 30,439.31 × 6,251.27
  4. Step 4: Simplify right side
    20,292.26x = 190,284,161.97
  5. Step 5: Solve for x
    x = 190,284,161.97/20,292.26
  6. Step 6: Final answer
    x = 9,377.18

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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.