Home / 33,879.05-50,823.57-31,803.21

Finding the Fourth Proportional to 33,879.05, 50,823.57 and 31,803.21

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Solution

The fourth proportional to 33,879.05, 50,823.57 and 31,803.21 is: 47,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,879.05 : 50,823.57 = 31,803.21 : x
  2. Step 2: Convert to fraction form
    33,879.05/50,823.57 = 31,803.21/x
  3. Step 3: Cross multiply
    33,879.05x = 50,823.57 × 31,803.21
  4. Step 4: Simplify right side
    33,879.05x = 1,616,352,669.66
  5. Step 5: Solve for x
    x = 1,616,352,669.66/33,879.05
  6. Step 6: Final answer
    x = 47,709.51

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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.