Home / 37,181.89-55,761.81-12,217.33

Finding the Fourth Proportional to 37,181.89, 55,761.81 and 12,217.33

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Solution

The fourth proportional to 37,181.89, 55,761.81 and 12,217.33 is: 18,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.89 : 55,761.81 = 12,217.33 : x
  2. Step 2: Convert to fraction form
    37,181.89/55,761.81 = 12,217.33/x
  3. Step 3: Cross multiply
    37,181.89x = 55,761.81 × 12,217.33
  4. Step 4: Simplify right side
    37,181.89x = 681,260,434.17
  5. Step 5: Solve for x
    x = 681,260,434.17/37,181.89
  6. Step 6: Final answer
    x = 18,322.37

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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.