Home / 36,227.80-54,344.12-12,537.72

Finding the Fourth Proportional to 36,227.80, 54,344.12 and 12,537.72

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Solution

The fourth proportional to 36,227.80, 54,344.12 and 12,537.72 is: 18,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,227.80 : 54,344.12 = 12,537.72 : x
  2. Step 2: Convert to fraction form
    36,227.80/54,344.12 = 12,537.72/x
  3. Step 3: Cross multiply
    36,227.80x = 54,344.12 × 12,537.72
  4. Step 4: Simplify right side
    36,227.80x = 681,351,360.21
  5. Step 5: Solve for x
    x = 681,351,360.21/36,227.80
  6. Step 6: Final answer
    x = 18,807.42

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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.