Home / 18,383.85-27,531.37-10,462.37

Finding the Fourth Proportional to 18,383.85, 27,531.37 and 10,462.37

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Solution

The fourth proportional to 18,383.85, 27,531.37 and 10,462.37 is: 15,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.85 : 27,531.37 = 10,462.37 : x
  2. Step 2: Convert to fraction form
    18,383.85/27,531.37 = 10,462.37/x
  3. Step 3: Cross multiply
    18,383.85x = 27,531.37 × 10,462.37
  4. Step 4: Simplify right side
    18,383.85x = 288,043,189.58
  5. Step 5: Solve for x
    x = 288,043,189.58/18,383.85
  6. Step 6: Final answer
    x = 15,668.27

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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.