Home / 37,092.12-51,186.78-20,325.72

Finding the Fourth Proportional to 37,092.12, 51,186.78 and 20,325.72

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Solution

The fourth proportional to 37,092.12, 51,186.78 and 20,325.72 is: 28,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,092.12 : 51,186.78 = 20,325.72 : x
  2. Step 2: Convert to fraction form
    37,092.12/51,186.78 = 20,325.72/x
  3. Step 3: Cross multiply
    37,092.12x = 51,186.78 × 20,325.72
  4. Step 4: Simplify right side
    37,092.12x = 1,040,408,157.98
  5. Step 5: Solve for x
    x = 1,040,408,157.98/37,092.12
  6. Step 6: Final answer
    x = 28,049.30

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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.