Home / 54,488.32-81,836.16-33,856

Finding the Fourth Proportional to 54,488.32, 81,836.16 and 33,856

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Solution

The fourth proportional to 54,488.32, 81,836.16 and 33,856 is: 50,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,488.32 : 81,836.16 = 33,856 : x
  2. Step 2: Convert to fraction form
    54,488.32/81,836.16 = 33,856/x
  3. Step 3: Cross multiply
    54,488.32x = 81,836.16 × 33,856
  4. Step 4: Simplify right side
    54,488.32x = 2,770,645,032.96
  5. Step 5: Solve for x
    x = 2,770,645,032.96/54,488.32
  6. Step 6: Final answer
    x = 50,848.42

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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.