Home / 18,028.97-27,044.06-4,881.66

Finding the Fourth Proportional to 18,028.97, 27,044.06 and 4,881.66

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Solution

The fourth proportional to 18,028.97, 27,044.06 and 4,881.66 is: 7,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.97 : 27,044.06 = 4,881.66 : x
  2. Step 2: Convert to fraction form
    18,028.97/27,044.06 = 4,881.66/x
  3. Step 3: Cross multiply
    18,028.97x = 27,044.06 × 4,881.66
  4. Step 4: Simplify right side
    18,028.97x = 132,019,905.94
  5. Step 5: Solve for x
    x = 132,019,905.94/18,028.97
  6. Step 6: Final answer
    x = 7,322.65

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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.