Home / 36,619.38-54,914.86-12,599.12

Finding the Fourth Proportional to 36,619.38, 54,914.86 and 12,599.12

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Solution

The fourth proportional to 36,619.38, 54,914.86 and 12,599.12 is: 18,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,619.38 : 54,914.86 = 12,599.12 : x
  2. Step 2: Convert to fraction form
    36,619.38/54,914.86 = 12,599.12/x
  3. Step 3: Cross multiply
    36,619.38x = 54,914.86 × 12,599.12
  4. Step 4: Simplify right side
    36,619.38x = 691,878,910.92
  5. Step 5: Solve for x
    x = 691,878,910.92/36,619.38
  6. Step 6: Final answer
    x = 18,893.79

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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.