Home / 39,904.68-55,022.82-25,545.48

Finding the Fourth Proportional to 39,904.68, 55,022.82 and 25,545.48

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Solution

The fourth proportional to 39,904.68, 55,022.82 and 25,545.48 is: 35,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,904.68 : 55,022.82 = 25,545.48 : x
  2. Step 2: Convert to fraction form
    39,904.68/55,022.82 = 25,545.48/x
  3. Step 3: Cross multiply
    39,904.68x = 55,022.82 × 25,545.48
  4. Step 4: Simplify right side
    39,904.68x = 1,405,584,347.85
  5. Step 5: Solve for x
    x = 1,405,584,347.85/39,904.68
  6. Step 6: Final answer
    x = 35,223.55

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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.