Home / 28,974.13-43,464.84-10,249.76

Finding the Fourth Proportional to 28,974.13, 43,464.84 and 10,249.76

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Solution

The fourth proportional to 28,974.13, 43,464.84 and 10,249.76 is: 15,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.13 : 43,464.84 = 10,249.76 : x
  2. Step 2: Convert to fraction form
    28,974.13/43,464.84 = 10,249.76/x
  3. Step 3: Cross multiply
    28,974.13x = 43,464.84 × 10,249.76
  4. Step 4: Simplify right side
    28,974.13x = 445,504,248.66
  5. Step 5: Solve for x
    x = 445,504,248.66/28,974.13
  6. Step 6: Final answer
    x = 15,375.93

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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.