Home / 27,486.82-41,225.49-7,760.77

Finding the Fourth Proportional to 27,486.82, 41,225.49 and 7,760.77

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Solution

The fourth proportional to 27,486.82, 41,225.49 and 7,760.77 is: 11,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.82 : 41,225.49 = 7,760.77 : x
  2. Step 2: Convert to fraction form
    27,486.82/41,225.49 = 7,760.77/x
  3. Step 3: Cross multiply
    27,486.82x = 41,225.49 × 7,760.77
  4. Step 4: Simplify right side
    27,486.82x = 319,941,546.03
  5. Step 5: Solve for x
    x = 319,941,546.03/27,486.82
  6. Step 6: Final answer
    x = 11,639.82

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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.