Home / 27,889.76-41,846.20-15,408.66

Finding the Fourth Proportional to 27,889.76, 41,846.20 and 15,408.66

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Solution

The fourth proportional to 27,889.76, 41,846.20 and 15,408.66 is: 23,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.76 : 41,846.20 = 15,408.66 : x
  2. Step 2: Convert to fraction form
    27,889.76/41,846.20 = 15,408.66/x
  3. Step 3: Cross multiply
    27,889.76x = 41,846.20 × 15,408.66
  4. Step 4: Simplify right side
    27,889.76x = 644,793,868.09
  5. Step 5: Solve for x
    x = 644,793,868.09/27,889.76
  6. Step 6: Final answer
    x = 23,119.38

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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.