Home / 37,236.20-51,385.38-20,468.84

Finding the Fourth Proportional to 37,236.20, 51,385.38 and 20,468.84

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Solution

The fourth proportional to 37,236.20, 51,385.38 and 20,468.84 is: 28,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,236.20 : 51,385.38 = 20,468.84 : x
  2. Step 2: Convert to fraction form
    37,236.20/51,385.38 = 20,468.84/x
  3. Step 3: Cross multiply
    37,236.20x = 51,385.38 × 20,468.84
  4. Step 4: Simplify right side
    37,236.20x = 1,051,799,121.56
  5. Step 5: Solve for x
    x = 1,051,799,121.56/37,236.20
  6. Step 6: Final answer
    x = 28,246.68

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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.