Home / 36,855.28-55,286.24-11,895.92

Finding the Fourth Proportional to 36,855.28, 55,286.24 and 11,895.92

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Solution

The fourth proportional to 36,855.28, 55,286.24 and 11,895.92 is: 17,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,855.28 : 55,286.24 = 11,895.92 : x
  2. Step 2: Convert to fraction form
    36,855.28/55,286.24 = 11,895.92/x
  3. Step 3: Cross multiply
    36,855.28x = 55,286.24 × 11,895.92
  4. Step 4: Simplify right side
    36,855.28x = 657,680,688.14
  5. Step 5: Solve for x
    x = 657,680,688.14/36,855.28
  6. Step 6: Final answer
    x = 17,844.95

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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.