Home / 27,508.82-41,263.22-7,787.48

Finding the Fourth Proportional to 27,508.82, 41,263.22 and 7,787.48

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Solution

The fourth proportional to 27,508.82, 41,263.22 and 7,787.48 is: 11,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,508.82 : 41,263.22 = 7,787.48 : x
  2. Step 2: Convert to fraction form
    27,508.82/41,263.22 = 7,787.48/x
  3. Step 3: Cross multiply
    27,508.82x = 41,263.22 × 7,787.48
  4. Step 4: Simplify right side
    27,508.82x = 321,336,313.64
  5. Step 5: Solve for x
    x = 321,336,313.64/27,508.82
  6. Step 6: Final answer
    x = 11,681.21

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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.