Home / 31,204.68-46,763.16-20,794.56

Finding the Fourth Proportional to 31,204.68, 46,763.16 and 20,794.56

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Solution

The fourth proportional to 31,204.68, 46,763.16 and 20,794.56 is: 31,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204.68 : 46,763.16 = 20,794.56 : x
  2. Step 2: Convert to fraction form
    31,204.68/46,763.16 = 20,794.56/x
  3. Step 3: Cross multiply
    31,204.68x = 46,763.16 × 20,794.56
  4. Step 4: Simplify right side
    31,204.68x = 972,419,336.41
  5. Step 5: Solve for x
    x = 972,419,336.41/31,204.68
  6. Step 6: Final answer
    x = 31,162.61

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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.