Home / 36,226.28-54,348.42-12,855.08

Finding the Fourth Proportional to 36,226.28, 54,348.42 and 12,855.08

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Solution

The fourth proportional to 36,226.28, 54,348.42 and 12,855.08 is: 19,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.28 : 54,348.42 = 12,855.08 : x
  2. Step 2: Convert to fraction form
    36,226.28/54,348.42 = 12,855.08/x
  3. Step 3: Cross multiply
    36,226.28x = 54,348.42 × 12,855.08
  4. Step 4: Simplify right side
    36,226.28x = 698,653,286.97
  5. Step 5: Solve for x
    x = 698,653,286.97/36,226.28
  6. Step 6: Final answer
    x = 19,285.81

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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.