Home / 37,073.71-55,621.91-10,778.68

Finding the Fourth Proportional to 37,073.71, 55,621.91 and 10,778.68

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Solution

The fourth proportional to 37,073.71, 55,621.91 and 10,778.68 is: 16,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.71 : 55,621.91 = 10,778.68 : x
  2. Step 2: Convert to fraction form
    37,073.71/55,621.91 = 10,778.68/x
  3. Step 3: Cross multiply
    37,073.71x = 55,621.91 × 10,778.68
  4. Step 4: Simplify right side
    37,073.71x = 599,530,768.88
  5. Step 5: Solve for x
    x = 599,530,768.88/37,073.71
  6. Step 6: Final answer
    x = 16,171.32

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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.