Home / 27,958.26-38,582.38-15,383.82

Finding the Fourth Proportional to 27,958.26, 38,582.38 and 15,383.82

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Solution

The fourth proportional to 27,958.26, 38,582.38 and 15,383.82 is: 21,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,958.26 : 38,582.38 = 15,383.82 : x
  2. Step 2: Convert to fraction form
    27,958.26/38,582.38 = 15,383.82/x
  3. Step 3: Cross multiply
    27,958.26x = 38,582.38 × 15,383.82
  4. Step 4: Simplify right side
    27,958.26x = 593,544,389.09
  5. Step 5: Solve for x
    x = 593,544,389.09/27,958.26
  6. Step 6: Final answer
    x = 21,229.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.