Home / 27,657.20-41,489.91-10,125.68

Finding the Fourth Proportional to 27,657.20, 41,489.91 and 10,125.68

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Solution

The fourth proportional to 27,657.20, 41,489.91 and 10,125.68 is: 15,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,657.20 : 41,489.91 = 10,125.68 : x
  2. Step 2: Convert to fraction form
    27,657.20/41,489.91 = 10,125.68/x
  3. Step 3: Cross multiply
    27,657.20x = 41,489.91 × 10,125.68
  4. Step 4: Simplify right side
    27,657.20x = 420,113,344.44
  5. Step 5: Solve for x
    x = 420,113,344.44/27,657.20
  6. Step 6: Final answer
    x = 15,190.02

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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.