Home / 25,861.11-38,789.61-8,094.48

Finding the Fourth Proportional to 25,861.11, 38,789.61 and 8,094.48

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Solution

The fourth proportional to 25,861.11, 38,789.61 and 8,094.48 is: 12,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,861.11 : 38,789.61 = 8,094.48 : x
  2. Step 2: Convert to fraction form
    25,861.11/38,789.61 = 8,094.48/x
  3. Step 3: Cross multiply
    25,861.11x = 38,789.61 × 8,094.48
  4. Step 4: Simplify right side
    25,861.11x = 313,981,722.35
  5. Step 5: Solve for x
    x = 313,981,722.35/25,861.11
  6. Step 6: Final answer
    x = 12,141.08

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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.