Home / 54,849.96-82,274.94-19,789.61

Finding the Fourth Proportional to 54,849.96, 82,274.94 and 19,789.61

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Solution

The fourth proportional to 54,849.96, 82,274.94 and 19,789.61 is: 29,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,849.96 : 82,274.94 = 19,789.61 : x
  2. Step 2: Convert to fraction form
    54,849.96/82,274.94 = 19,789.61/x
  3. Step 3: Cross multiply
    54,849.96x = 82,274.94 × 19,789.61
  4. Step 4: Simplify right side
    54,849.96x = 1,628,188,564.00
  5. Step 5: Solve for x
    x = 1,628,188,564.00/54,849.96
  6. Step 6: Final answer
    x = 29,684.41

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Similar ratio
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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.