Home / 27,286.75-40,936.94-9,517.67

Finding the Fourth Proportional to 27,286.75, 40,936.94 and 9,517.67

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Solution

The fourth proportional to 27,286.75, 40,936.94 and 9,517.67 is: 14,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.75 : 40,936.94 = 9,517.67 : x
  2. Step 2: Convert to fraction form
    27,286.75/40,936.94 = 9,517.67/x
  3. Step 3: Cross multiply
    27,286.75x = 40,936.94 × 9,517.67
  4. Step 4: Simplify right side
    27,286.75x = 389,624,033.46
  5. Step 5: Solve for x
    x = 389,624,033.46/27,286.75
  6. Step 6: Final answer
    x = 14,278.87

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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.