Home / 39,992.33-55,188.44-22,087.18

Finding the Fourth Proportional to 39,992.33, 55,188.44 and 22,087.18

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Solution

The fourth proportional to 39,992.33, 55,188.44 and 22,087.18 is: 30,479.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.33 : 55,188.44 = 22,087.18 : x
  2. Step 2: Convert to fraction form
    39,992.33/55,188.44 = 22,087.18/x
  3. Step 3: Cross multiply
    39,992.33x = 55,188.44 × 22,087.18
  4. Step 4: Simplify right side
    39,992.33x = 1,218,957,049.58
  5. Step 5: Solve for x
    x = 1,218,957,049.58/39,992.33
  6. Step 6: Final answer
    x = 30,479.77

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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.