Home / 18,168.96-27,257.28-5,856

Finding the Fourth Proportional to 18,168.96, 27,257.28 and 5,856

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Solution

The fourth proportional to 18,168.96, 27,257.28 and 5,856 is: 8,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.96 : 27,257.28 = 5,856 : x
  2. Step 2: Convert to fraction form
    18,168.96/27,257.28 = 5,856/x
  3. Step 3: Cross multiply
    18,168.96x = 27,257.28 × 5,856
  4. Step 4: Simplify right side
    18,168.96x = 159,618,631.68
  5. Step 5: Solve for x
    x = 159,618,631.68/18,168.96
  6. Step 6: Final answer
    x = 8,785.24

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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.