Home / 11,956.48-17,923.20-6,115.84

Finding the Fourth Proportional to 11,956.48, 17,923.20 and 6,115.84

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Solution

The fourth proportional to 11,956.48, 17,923.20 and 6,115.84 is: 9,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.48 : 17,923.20 = 6,115.84 : x
  2. Step 2: Convert to fraction form
    11,956.48/17,923.20 = 6,115.84/x
  3. Step 3: Cross multiply
    11,956.48x = 17,923.20 × 6,115.84
  4. Step 4: Simplify right side
    11,956.48x = 109,615,423.49
  5. Step 5: Solve for x
    x = 109,615,423.49/11,956.48
  6. Step 6: Final answer
    x = 9,167.87

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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.