Home / 27,442.91-41,139.41-9,908.64

Finding the Fourth Proportional to 27,442.91, 41,139.41 and 9,908.64

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Solution

The fourth proportional to 27,442.91, 41,139.41 and 9,908.64 is: 14,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.91 : 41,139.41 = 9,908.64 : x
  2. Step 2: Convert to fraction form
    27,442.91/41,139.41 = 9,908.64/x
  3. Step 3: Cross multiply
    27,442.91x = 41,139.41 × 9,908.64
  4. Step 4: Simplify right side
    27,442.91x = 407,635,553.96
  5. Step 5: Solve for x
    x = 407,635,553.96/27,442.91
  6. Step 6: Final answer
    x = 14,853.95

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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.