Home / 31,594.75-47,367.34-15,791.96

Finding the Fourth Proportional to 31,594.75, 47,367.34 and 15,791.96

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Solution

The fourth proportional to 31,594.75, 47,367.34 and 15,791.96 is: 23,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594.75 : 47,367.34 = 15,791.96 : x
  2. Step 2: Convert to fraction form
    31,594.75/47,367.34 = 15,791.96/x
  3. Step 3: Cross multiply
    31,594.75x = 47,367.34 × 15,791.96
  4. Step 4: Simplify right side
    31,594.75x = 748,023,328.56
  5. Step 5: Solve for x
    x = 748,023,328.56/31,594.75
  6. Step 6: Final answer
    x = 23,675.56

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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.