Home / 27,914.20-41,875.39-8,190.16

Finding the Fourth Proportional to 27,914.20, 41,875.39 and 8,190.16

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Solution

The fourth proportional to 27,914.20, 41,875.39 and 8,190.16 is: 12,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.20 : 41,875.39 = 8,190.16 : x
  2. Step 2: Convert to fraction form
    27,914.20/41,875.39 = 8,190.16/x
  3. Step 3: Cross multiply
    27,914.20x = 41,875.39 × 8,190.16
  4. Step 4: Simplify right side
    27,914.20x = 342,966,049.71
  5. Step 5: Solve for x
    x = 342,966,049.71/27,914.20
  6. Step 6: Final answer
    x = 12,286.44

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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.