Home / 18,055.88-27,084.39-4,908.53

Finding the Fourth Proportional to 18,055.88, 27,084.39 and 4,908.53

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Solution

The fourth proportional to 18,055.88, 27,084.39 and 4,908.53 is: 7,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.88 : 27,084.39 = 4,908.53 : x
  2. Step 2: Convert to fraction form
    18,055.88/27,084.39 = 4,908.53/x
  3. Step 3: Cross multiply
    18,055.88x = 27,084.39 × 4,908.53
  4. Step 4: Simplify right side
    18,055.88x = 132,944,516.30
  5. Step 5: Solve for x
    x = 132,944,516.30/18,055.88
  6. Step 6: Final answer
    x = 7,362.95

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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.