Home / 12,098.74-18,149.37-3,333.66

Finding the Fourth Proportional to 12,098.74, 18,149.37 and 3,333.66

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Solution

The fourth proportional to 12,098.74, 18,149.37 and 3,333.66 is: 5,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.74 : 18,149.37 = 3,333.66 : x
  2. Step 2: Convert to fraction form
    12,098.74/18,149.37 = 3,333.66/x
  3. Step 3: Cross multiply
    12,098.74x = 18,149.37 × 3,333.66
  4. Step 4: Simplify right side
    12,098.74x = 60,503,748.23
  5. Step 5: Solve for x
    x = 60,503,748.23/12,098.74
  6. Step 6: Final answer
    x = 5,000.83

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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.