Home / 18,253.36-27,383.41-5,776.52

Finding the Fourth Proportional to 18,253.36, 27,383.41 and 5,776.52

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Solution

The fourth proportional to 18,253.36, 27,383.41 and 5,776.52 is: 8,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.36 : 27,383.41 = 5,776.52 : x
  2. Step 2: Convert to fraction form
    18,253.36/27,383.41 = 5,776.52/x
  3. Step 3: Cross multiply
    18,253.36x = 27,383.41 × 5,776.52
  4. Step 4: Simplify right side
    18,253.36x = 158,180,815.53
  5. Step 5: Solve for x
    x = 158,180,815.53/18,253.36
  6. Step 6: Final answer
    x = 8,665.85

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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.