Home / 39,992.26-55,189.32-22,087.26

Finding the Fourth Proportional to 39,992.26, 55,189.32 and 22,087.26

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Solution

The fourth proportional to 39,992.26, 55,189.32 and 22,087.26 is: 30,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.26 : 55,189.32 = 22,087.26 : x
  2. Step 2: Convert to fraction form
    39,992.26/55,189.32 = 22,087.26/x
  3. Step 3: Cross multiply
    39,992.26x = 55,189.32 × 22,087.26
  4. Step 4: Simplify right side
    39,992.26x = 1,218,980,808.38
  5. Step 5: Solve for x
    x = 1,218,980,808.38/39,992.26
  6. Step 6: Final answer
    x = 30,480.42

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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.