Home / 37,276.56-51,441.96-20,280.84

Finding the Fourth Proportional to 37,276.56, 51,441.96 and 20,280.84

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Solution

The fourth proportional to 37,276.56, 51,441.96 and 20,280.84 is: 27,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.56 : 51,441.96 = 20,280.84 : x
  2. Step 2: Convert to fraction form
    37,276.56/51,441.96 = 20,280.84/x
  3. Step 3: Cross multiply
    37,276.56x = 51,441.96 × 20,280.84
  4. Step 4: Simplify right side
    37,276.56x = 1,043,286,160.05
  5. Step 5: Solve for x
    x = 1,043,286,160.05/37,276.56
  6. Step 6: Final answer
    x = 27,987.73

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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.