Home / 18,434.56-27,653.28-6,747.52

Finding the Fourth Proportional to 18,434.56, 27,653.28 and 6,747.52

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Solution

The fourth proportional to 18,434.56, 27,653.28 and 6,747.52 is: 10,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.56 : 27,653.28 = 6,747.52 : x
  2. Step 2: Convert to fraction form
    18,434.56/27,653.28 = 6,747.52/x
  3. Step 3: Cross multiply
    18,434.56x = 27,653.28 × 6,747.52
  4. Step 4: Simplify right side
    18,434.56x = 186,591,059.87
  5. Step 5: Solve for x
    x = 186,591,059.87/18,434.56
  6. Step 6: Final answer
    x = 10,121.81

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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.