Home / 39,189.80-54,083.79-24,083.09

Finding the Fourth Proportional to 39,189.80, 54,083.79 and 24,083.09

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Solution

The fourth proportional to 39,189.80, 54,083.79 and 24,083.09 is: 33,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,189.80 : 54,083.79 = 24,083.09 : x
  2. Step 2: Convert to fraction form
    39,189.80/54,083.79 = 24,083.09/x
  3. Step 3: Cross multiply
    39,189.80x = 54,083.79 × 24,083.09
  4. Step 4: Simplify right side
    39,189.80x = 1,302,504,511.69
  5. Step 5: Solve for x
    x = 1,302,504,511.69/39,189.80
  6. Step 6: Final answer
    x = 33,235.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.