Home / 18,227.84-27,341.78-5,080.56

Finding the Fourth Proportional to 18,227.84, 27,341.78 and 5,080.56

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Solution

The fourth proportional to 18,227.84, 27,341.78 and 5,080.56 is: 7,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.84 : 27,341.78 = 5,080.56 : x
  2. Step 2: Convert to fraction form
    18,227.84/27,341.78 = 5,080.56/x
  3. Step 3: Cross multiply
    18,227.84x = 27,341.78 × 5,080.56
  4. Step 4: Simplify right side
    18,227.84x = 138,911,553.80
  5. Step 5: Solve for x
    x = 138,911,553.80/18,227.84
  6. Step 6: Final answer
    x = 7,620.85

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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.