Home / 33,156.22-49,709.49-20,005.48

Finding the Fourth Proportional to 33,156.22, 49,709.49 and 20,005.48

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Solution

The fourth proportional to 33,156.22, 49,709.49 and 20,005.48 is: 29,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.22 : 49,709.49 = 20,005.48 : x
  2. Step 2: Convert to fraction form
    33,156.22/49,709.49 = 20,005.48/x
  3. Step 3: Cross multiply
    33,156.22x = 49,709.49 × 20,005.48
  4. Step 4: Simplify right side
    33,156.22x = 994,462,208.01
  5. Step 5: Solve for x
    x = 994,462,208.01/33,156.22
  6. Step 6: Final answer
    x = 29,993.23

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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.