Home / 18,055.76-27,084.20-4,908.41

Finding the Fourth Proportional to 18,055.76, 27,084.20 and 4,908.41

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Solution

The fourth proportional to 18,055.76, 27,084.20 and 4,908.41 is: 7,362.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.76 : 27,084.20 = 4,908.41 : x
  2. Step 2: Convert to fraction form
    18,055.76/27,084.20 = 4,908.41/x
  3. Step 3: Cross multiply
    18,055.76x = 27,084.20 × 4,908.41
  4. Step 4: Simplify right side
    18,055.76x = 132,940,198.16
  5. Step 5: Solve for x
    x = 132,940,198.16/18,055.76
  6. Step 6: Final answer
    x = 7,362.76

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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.