Home / 31,793.41-47,698.43-18,453.58

Finding the Fourth Proportional to 31,793.41, 47,698.43 and 18,453.58

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Solution

The fourth proportional to 31,793.41, 47,698.43 and 18,453.58 is: 27,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,793.41 : 47,698.43 = 18,453.58 : x
  2. Step 2: Convert to fraction form
    31,793.41/47,698.43 = 18,453.58/x
  3. Step 3: Cross multiply
    31,793.41x = 47,698.43 × 18,453.58
  4. Step 4: Simplify right side
    31,793.41x = 880,206,793.88
  5. Step 5: Solve for x
    x = 880,206,793.88/31,793.41
  6. Step 6: Final answer
    x = 27,685.20

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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.