Home / 36,093.20-54,125.88-12,396.32

Finding the Fourth Proportional to 36,093.20, 54,125.88 and 12,396.32

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Solution

The fourth proportional to 36,093.20, 54,125.88 and 12,396.32 is: 18,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,093.20 : 54,125.88 = 12,396.32 : x
  2. Step 2: Convert to fraction form
    36,093.20/54,125.88 = 12,396.32/x
  3. Step 3: Cross multiply
    36,093.20x = 54,125.88 × 12,396.32
  4. Step 4: Simplify right side
    36,093.20x = 670,961,728.76
  5. Step 5: Solve for x
    x = 670,961,728.76/36,093.20
  6. Step 6: Final answer
    x = 18,589.70

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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.