Home / 37,257.85-55,764.60-20,364.98

Finding the Fourth Proportional to 37,257.85, 55,764.60 and 20,364.98

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Solution

The fourth proportional to 37,257.85, 55,764.60 and 20,364.98 is: 30,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,257.85 : 55,764.60 = 20,364.98 : x
  2. Step 2: Convert to fraction form
    37,257.85/55,764.60 = 20,364.98/x
  3. Step 3: Cross multiply
    37,257.85x = 55,764.60 × 20,364.98
  4. Step 4: Simplify right side
    37,257.85x = 1,135,645,103.12
  5. Step 5: Solve for x
    x = 1,135,645,103.12/37,257.85
  6. Step 6: Final answer
    x = 30,480.70

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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.