Home / 50,433.39-75,661.31-15,375.78

Finding the Fourth Proportional to 50,433.39, 75,661.31 and 15,375.78

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Solution

The fourth proportional to 50,433.39, 75,661.31 and 15,375.78 is: 23,067.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,433.39 : 75,661.31 = 15,375.78 : x
  2. Step 2: Convert to fraction form
    50,433.39/75,661.31 = 15,375.78/x
  3. Step 3: Cross multiply
    50,433.39x = 75,661.31 × 15,375.78
  4. Step 4: Simplify right side
    50,433.39x = 1,163,351,695.51
  5. Step 5: Solve for x
    x = 1,163,351,695.51/50,433.39
  6. Step 6: Final answer
    x = 23,067.09

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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.