Home / 37,167.15-51,290.25-20,171.43

Finding the Fourth Proportional to 37,167.15, 51,290.25 and 20,171.43

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Solution

The fourth proportional to 37,167.15, 51,290.25 and 20,171.43 is: 27,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,167.15 : 51,290.25 = 20,171.43 : x
  2. Step 2: Convert to fraction form
    37,167.15/51,290.25 = 20,171.43/x
  3. Step 3: Cross multiply
    37,167.15x = 51,290.25 × 20,171.43
  4. Step 4: Simplify right side
    37,167.15x = 1,034,597,611.91
  5. Step 5: Solve for x
    x = 1,034,597,611.91/37,167.15
  6. Step 6: Final answer
    x = 27,836.34

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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.