Home / 37,173.90-55,764.50-12,212.94

Finding the Fourth Proportional to 37,173.90, 55,764.50 and 12,212.94

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Solution

The fourth proportional to 37,173.90, 55,764.50 and 12,212.94 is: 18,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,173.90 : 55,764.50 = 12,212.94 : x
  2. Step 2: Convert to fraction form
    37,173.90/55,764.50 = 12,212.94/x
  3. Step 3: Cross multiply
    37,173.90x = 55,764.50 × 12,212.94
  4. Step 4: Simplify right side
    37,173.90x = 681,048,431.57
  5. Step 5: Solve for x
    x = 681,048,431.57/37,173.90
  6. Step 6: Final answer
    x = 18,320.61

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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.