Home / 37,169.92-51,292.74-20,173.78

Finding the Fourth Proportional to 37,169.92, 51,292.74 and 20,173.78

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Solution

The fourth proportional to 37,169.92, 51,292.74 and 20,173.78 is: 27,838.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,169.92 : 51,292.74 = 20,173.78 : x
  2. Step 2: Convert to fraction form
    37,169.92/51,292.74 = 20,173.78/x
  3. Step 3: Cross multiply
    37,169.92x = 51,292.74 × 20,173.78
  4. Step 4: Simplify right side
    37,169.92x = 1,034,768,452.36
  5. Step 5: Solve for x
    x = 1,034,768,452.36/37,169.92
  6. Step 6: Final answer
    x = 27,838.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.