Home / 37,231.67-51,380.58-20,236.86

Finding the Fourth Proportional to 37,231.67, 51,380.58 and 20,236.86

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Solution

The fourth proportional to 37,231.67, 51,380.58 and 20,236.86 is: 27,927.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,231.67 : 51,380.58 = 20,236.86 : x
  2. Step 2: Convert to fraction form
    37,231.67/51,380.58 = 20,236.86/x
  3. Step 3: Cross multiply
    37,231.67x = 51,380.58 × 20,236.86
  4. Step 4: Simplify right side
    37,231.67x = 1,039,781,604.18
  5. Step 5: Solve for x
    x = 1,039,781,604.18/37,231.67
  6. Step 6: Final answer
    x = 27,927.35

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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.