Home / 27,846.77-41,778.78-9,126.96

Finding the Fourth Proportional to 27,846.77, 41,778.78 and 9,126.96

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Solution

The fourth proportional to 27,846.77, 41,778.78 and 9,126.96 is: 13,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,846.77 : 41,778.78 = 9,126.96 : x
  2. Step 2: Convert to fraction form
    27,846.77/41,778.78 = 9,126.96/x
  3. Step 3: Cross multiply
    27,846.77x = 41,778.78 × 9,126.96
  4. Step 4: Simplify right side
    27,846.77x = 381,313,253.91
  5. Step 5: Solve for x
    x = 381,313,253.91/27,846.77
  6. Step 6: Final answer
    x = 13,693.27

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1.5x scale

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.