Home / 54,824.25-82,236.78-13,271.25

Finding the Fourth Proportional to 54,824.25, 82,236.78 and 13,271.25

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Solution

The fourth proportional to 54,824.25, 82,236.78 and 13,271.25 is: 19,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,824.25 : 82,236.78 = 13,271.25 : x
  2. Step 2: Convert to fraction form
    54,824.25/82,236.78 = 13,271.25/x
  3. Step 3: Cross multiply
    54,824.25x = 82,236.78 × 13,271.25
  4. Step 4: Simplify right side
    54,824.25x = 1,091,384,866.58
  5. Step 5: Solve for x
    x = 1,091,384,866.58/54,824.25
  6. Step 6: Final answer
    x = 19,906.97

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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.