Home / 36,311.64-54,454.41-12,933.42

Finding the Fourth Proportional to 36,311.64, 54,454.41 and 12,933.42

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Solution

The fourth proportional to 36,311.64, 54,454.41 and 12,933.42 is: 19,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,311.64 : 54,454.41 = 12,933.42 : x
  2. Step 2: Convert to fraction form
    36,311.64/54,454.41 = 12,933.42/x
  3. Step 3: Cross multiply
    36,311.64x = 54,454.41 × 12,933.42
  4. Step 4: Simplify right side
    36,311.64x = 704,281,755.38
  5. Step 5: Solve for x
    x = 704,281,755.38/36,311.64
  6. Step 6: Final answer
    x = 19,395.48

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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.