Home / 27,489.32-41,200.20-12,677.68

Finding the Fourth Proportional to 27,489.32, 41,200.20 and 12,677.68

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Solution

The fourth proportional to 27,489.32, 41,200.20 and 12,677.68 is: 19,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.32 : 41,200.20 = 12,677.68 : x
  2. Step 2: Convert to fraction form
    27,489.32/41,200.20 = 12,677.68/x
  3. Step 3: Cross multiply
    27,489.32x = 41,200.20 × 12,677.68
  4. Step 4: Simplify right side
    27,489.32x = 522,322,951.54
  5. Step 5: Solve for x
    x = 522,322,951.54/27,489.32
  6. Step 6: Final answer
    x = 19,000.94

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1.5x scale

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.