Home / 37,189.77-55,793.43-12,229.89

Finding the Fourth Proportional to 37,189.77, 55,793.43 and 12,229.89

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Solution

The fourth proportional to 37,189.77, 55,793.43 and 12,229.89 is: 18,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,189.77 : 55,793.43 = 12,229.89 : x
  2. Step 2: Convert to fraction form
    37,189.77/55,793.43 = 12,229.89/x
  3. Step 3: Cross multiply
    37,189.77x = 55,793.43 × 12,229.89
  4. Step 4: Simplify right side
    37,189.77x = 682,347,511.62
  5. Step 5: Solve for x
    x = 682,347,511.62/37,189.77
  6. Step 6: Final answer
    x = 18,347.72

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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.