Home / 36,211.75-54,318.30-11,251.60

Finding the Fourth Proportional to 36,211.75, 54,318.30 and 11,251.60

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Solution

The fourth proportional to 36,211.75, 54,318.30 and 11,251.60 is: 16,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.75 : 54,318.30 = 11,251.60 : x
  2. Step 2: Convert to fraction form
    36,211.75/54,318.30 = 11,251.60/x
  3. Step 3: Cross multiply
    36,211.75x = 54,318.30 × 11,251.60
  4. Step 4: Simplify right side
    36,211.75x = 611,167,784.28
  5. Step 5: Solve for x
    x = 611,167,784.28/36,211.75
  6. Step 6: Final answer
    x = 16,877.61

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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.