Home / 31,833.88-47,751.80-15,195.68

Finding the Fourth Proportional to 31,833.88, 47,751.80 and 15,195.68

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Solution

The fourth proportional to 31,833.88, 47,751.80 and 15,195.68 is: 22,793.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,833.88 : 47,751.80 = 15,195.68 : x
  2. Step 2: Convert to fraction form
    31,833.88/47,751.80 = 15,195.68/x
  3. Step 3: Cross multiply
    31,833.88x = 47,751.80 × 15,195.68
  4. Step 4: Simplify right side
    31,833.88x = 725,621,072.22
  5. Step 5: Solve for x
    x = 725,621,072.22/31,833.88
  6. Step 6: Final answer
    x = 22,793.99

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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.