Home / 33,156.07-49,734.63-18,458.41

Finding the Fourth Proportional to 33,156.07, 49,734.63 and 18,458.41

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Solution

The fourth proportional to 33,156.07, 49,734.63 and 18,458.41 is: 27,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.07 : 49,734.63 = 18,458.41 : x
  2. Step 2: Convert to fraction form
    33,156.07/49,734.63 = 18,458.41/x
  3. Step 3: Cross multiply
    33,156.07x = 49,734.63 × 18,458.41
  4. Step 4: Simplify right side
    33,156.07x = 918,022,067.40
  5. Step 5: Solve for x
    x = 918,022,067.40/33,156.07
  6. Step 6: Final answer
    x = 27,687.90

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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.