Home / 36,187.05-54,278.55-11,226.90

Finding the Fourth Proportional to 36,187.05, 54,278.55 and 11,226.90

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Solution

The fourth proportional to 36,187.05, 54,278.55 and 11,226.90 is: 16,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187.05 : 54,278.55 = 11,226.90 : x
  2. Step 2: Convert to fraction form
    36,187.05/54,278.55 = 11,226.90/x
  3. Step 3: Cross multiply
    36,187.05x = 54,278.55 × 11,226.90
  4. Step 4: Simplify right side
    36,187.05x = 609,379,853.00
  5. Step 5: Solve for x
    x = 609,379,853.00/36,187.05
  6. Step 6: Final answer
    x = 16,839.72

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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.