Home / 37,194.60-51,328.26-20,427.56

Finding the Fourth Proportional to 37,194.60, 51,328.26 and 20,427.56

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Solution

The fourth proportional to 37,194.60, 51,328.26 and 20,427.56 is: 28,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,194.60 : 51,328.26 = 20,427.56 : x
  2. Step 2: Convert to fraction form
    37,194.60/51,328.26 = 20,427.56/x
  3. Step 3: Cross multiply
    37,194.60x = 51,328.26 × 20,427.56
  4. Step 4: Simplify right side
    37,194.60x = 1,048,511,110.85
  5. Step 5: Solve for x
    x = 1,048,511,110.85/37,194.60
  6. Step 6: Final answer
    x = 28,189.87

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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.