Home / 39,660.33-54,723.68-22,669.96

Finding the Fourth Proportional to 39,660.33, 54,723.68 and 22,669.96

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Solution

The fourth proportional to 39,660.33, 54,723.68 and 22,669.96 is: 31,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,660.33 : 54,723.68 = 22,669.96 : x
  2. Step 2: Convert to fraction form
    39,660.33/54,723.68 = 22,669.96/x
  3. Step 3: Cross multiply
    39,660.33x = 54,723.68 × 22,669.96
  4. Step 4: Simplify right side
    39,660.33x = 1,240,583,249.68
  5. Step 5: Solve for x
    x = 1,240,583,249.68/39,660.33
  6. Step 6: Final answer
    x = 31,280.20

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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.