Home / 11,964.48-17,935.20-6,123.84

Finding the Fourth Proportional to 11,964.48, 17,935.20 and 6,123.84

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Solution

The fourth proportional to 11,964.48, 17,935.20 and 6,123.84 is: 9,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.48 : 17,935.20 = 6,123.84 : x
  2. Step 2: Convert to fraction form
    11,964.48/17,935.20 = 6,123.84/x
  3. Step 3: Cross multiply
    11,964.48x = 17,935.20 × 6,123.84
  4. Step 4: Simplify right side
    11,964.48x = 109,832,295.17
  5. Step 5: Solve for x
    x = 109,832,295.17/11,964.48
  6. Step 6: Final answer
    x = 9,179.86

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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.