Home / 54,533.83-81,844.49-28,246.09

Finding the Fourth Proportional to 54,533.83, 81,844.49 and 28,246.09

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Solution

The fourth proportional to 54,533.83, 81,844.49 and 28,246.09 is: 42,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533.83 : 81,844.49 = 28,246.09 : x
  2. Step 2: Convert to fraction form
    54,533.83/81,844.49 = 28,246.09/x
  3. Step 3: Cross multiply
    54,533.83x = 81,844.49 × 28,246.09
  4. Step 4: Simplify right side
    54,533.83x = 2,311,786,830.54
  5. Step 5: Solve for x
    x = 2,311,786,830.54/54,533.83
  6. Step 6: Final answer
    x = 42,391.79

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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.