Home / 31,826.23-47,739.48-10,766.44

Finding the Fourth Proportional to 31,826.23, 47,739.48 and 10,766.44

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Solution

The fourth proportional to 31,826.23, 47,739.48 and 10,766.44 is: 16,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826.23 : 47,739.48 = 10,766.44 : x
  2. Step 2: Convert to fraction form
    31,826.23/47,739.48 = 10,766.44/x
  3. Step 3: Cross multiply
    31,826.23x = 47,739.48 × 10,766.44
  4. Step 4: Simplify right side
    31,826.23x = 513,984,247.05
  5. Step 5: Solve for x
    x = 513,984,247.05/31,826.23
  6. Step 6: Final answer
    x = 16,149.71

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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.