Home / 54,959.82-82,446.33-19,413.84

Finding the Fourth Proportional to 54,959.82, 82,446.33 and 19,413.84

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Solution

The fourth proportional to 54,959.82, 82,446.33 and 19,413.84 is: 29,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,959.82 : 82,446.33 = 19,413.84 : x
  2. Step 2: Convert to fraction form
    54,959.82/82,446.33 = 19,413.84/x
  3. Step 3: Cross multiply
    54,959.82x = 82,446.33 × 19,413.84
  4. Step 4: Simplify right side
    54,959.82x = 1,600,599,859.21
  5. Step 5: Solve for x
    x = 1,600,599,859.21/54,959.82
  6. Step 6: Final answer
    x = 29,123.09

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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.