Home / 27,940.19-38,546.55-15,997.14

Finding the Fourth Proportional to 27,940.19, 38,546.55 and 15,997.14

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Solution

The fourth proportional to 27,940.19, 38,546.55 and 15,997.14 is: 22,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.19 : 38,546.55 = 15,997.14 : x
  2. Step 2: Convert to fraction form
    27,940.19/38,546.55 = 15,997.14/x
  3. Step 3: Cross multiply
    27,940.19x = 38,546.55 × 15,997.14
  4. Step 4: Simplify right side
    27,940.19x = 616,634,556.87
  5. Step 5: Solve for x
    x = 616,634,556.87/27,940.19
  6. Step 6: Final answer
    x = 22,069.81

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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.