Home / 27,688.88-41,508.60-10,154.60

Finding the Fourth Proportional to 27,688.88, 41,508.60 and 10,154.60

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Solution

The fourth proportional to 27,688.88, 41,508.60 and 10,154.60 is: 15,222.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,688.88 : 41,508.60 = 10,154.60 : x
  2. Step 2: Convert to fraction form
    27,688.88/41,508.60 = 10,154.60/x
  3. Step 3: Cross multiply
    27,688.88x = 41,508.60 × 10,154.60
  4. Step 4: Simplify right side
    27,688.88x = 421,503,229.56
  5. Step 5: Solve for x
    x = 421,503,229.56/27,688.88
  6. Step 6: Final answer
    x = 15,222.83

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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.