Home / 27,992.20-41,939.70-23,618.20

Finding the Fourth Proportional to 27,992.20, 41,939.70 and 23,618.20

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Solution

The fourth proportional to 27,992.20, 41,939.70 and 23,618.20 is: 35,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,992.20 : 41,939.70 = 23,618.20 : x
  2. Step 2: Convert to fraction form
    27,992.20/41,939.70 = 23,618.20/x
  3. Step 3: Cross multiply
    27,992.20x = 41,939.70 × 23,618.20
  4. Step 4: Simplify right side
    27,992.20x = 990,540,222.54
  5. Step 5: Solve for x
    x = 990,540,222.54/27,992.20
  6. Step 6: Final answer
    x = 35,386.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.