Home / 36,199.69-54,307.23-11,239.15

Finding the Fourth Proportional to 36,199.69, 54,307.23 and 11,239.15

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Solution

The fourth proportional to 36,199.69, 54,307.23 and 11,239.15 is: 16,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.69 : 54,307.23 = 11,239.15 : x
  2. Step 2: Convert to fraction form
    36,199.69/54,307.23 = 11,239.15/x
  3. Step 3: Cross multiply
    36,199.69x = 54,307.23 × 11,239.15
  4. Step 4: Simplify right side
    36,199.69x = 610,367,104.05
  5. Step 5: Solve for x
    x = 610,367,104.05/36,199.69
  6. Step 6: Final answer
    x = 16,861.11

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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.