Home / 31,609.86-47,311.92-23,286.60

Finding the Fourth Proportional to 31,609.86, 47,311.92 and 23,286.60

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Solution

The fourth proportional to 31,609.86, 47,311.92 and 23,286.60 is: 34,854.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,609.86 : 47,311.92 = 23,286.60 : x
  2. Step 2: Convert to fraction form
    31,609.86/47,311.92 = 23,286.60/x
  3. Step 3: Cross multiply
    31,609.86x = 47,311.92 × 23,286.60
  4. Step 4: Simplify right side
    31,609.86x = 1,101,733,756.27
  5. Step 5: Solve for x
    x = 1,101,733,756.27/31,609.86
  6. Step 6: Final answer
    x = 34,854.12

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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.