Home / 36,226.80-54,342.62-12,536.72

Finding the Fourth Proportional to 36,226.80, 54,342.62 and 12,536.72

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Solution

The fourth proportional to 36,226.80, 54,342.62 and 12,536.72 is: 18,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.80 : 54,342.62 = 12,536.72 : x
  2. Step 2: Convert to fraction form
    36,226.80/54,342.62 = 12,536.72/x
  3. Step 3: Cross multiply
    36,226.80x = 54,342.62 × 12,536.72
  4. Step 4: Simplify right side
    36,226.80x = 681,278,211.01
  5. Step 5: Solve for x
    x = 681,278,211.01/36,226.80
  6. Step 6: Final answer
    x = 18,805.92

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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.