Home / 27,205.44-40,805.28-8,736

Finding the Fourth Proportional to 27,205.44, 40,805.28 and 8,736

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Solution

The fourth proportional to 27,205.44, 40,805.28 and 8,736 is: 13,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.44 : 40,805.28 = 8,736 : x
  2. Step 2: Convert to fraction form
    27,205.44/40,805.28 = 8,736/x
  3. Step 3: Cross multiply
    27,205.44x = 40,805.28 × 8,736
  4. Step 4: Simplify right side
    27,205.44x = 356,474,926.08
  5. Step 5: Solve for x
    x = 356,474,926.08/27,205.44
  6. Step 6: Final answer
    x = 13,103.08

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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.