Home / 27,488.54-41,234.52-7,768.61

Finding the Fourth Proportional to 27,488.54, 41,234.52 and 7,768.61

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Solution

The fourth proportional to 27,488.54, 41,234.52 and 7,768.61 is: 11,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.54 : 41,234.52 = 7,768.61 : x
  2. Step 2: Convert to fraction form
    27,488.54/41,234.52 = 7,768.61/x
  3. Step 3: Cross multiply
    27,488.54x = 41,234.52 × 7,768.61
  4. Step 4: Simplify right side
    27,488.54x = 320,334,904.42
  5. Step 5: Solve for x
    x = 320,334,904.42/27,488.54
  6. Step 6: Final answer
    x = 11,653.40

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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.