Home / 54,249.32-74,828.94-35,379.56

Finding the Fourth Proportional to 54,249.32, 74,828.94 and 35,379.56

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Solution

The fourth proportional to 54,249.32, 74,828.94 and 35,379.56 is: 48,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,249.32 : 74,828.94 = 35,379.56 : x
  2. Step 2: Convert to fraction form
    54,249.32/74,828.94 = 35,379.56/x
  3. Step 3: Cross multiply
    54,249.32x = 74,828.94 × 35,379.56
  4. Step 4: Simplify right side
    54,249.32x = 2,647,414,972.47
  5. Step 5: Solve for x
    x = 2,647,414,972.47/54,249.32
  6. Step 6: Final answer
    x = 48,800.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.