Home / 27,955.82-41,911.66-13,908.17

Finding the Fourth Proportional to 27,955.82, 41,911.66 and 13,908.17

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Solution

The fourth proportional to 27,955.82, 41,911.66 and 13,908.17 is: 20,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.82 : 41,911.66 = 13,908.17 : x
  2. Step 2: Convert to fraction form
    27,955.82/41,911.66 = 13,908.17/x
  3. Step 3: Cross multiply
    27,955.82x = 41,911.66 × 13,908.17
  4. Step 4: Simplify right side
    27,955.82x = 582,914,614.43
  5. Step 5: Solve for x
    x = 582,914,614.43/27,955.82
  6. Step 6: Final answer
    x = 20,851.28

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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.