Home / 20,366.44-30,548.29-5,575.48

Finding the Fourth Proportional to 20,366.44, 30,548.29 and 5,575.48

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Solution

The fourth proportional to 20,366.44, 30,548.29 and 5,575.48 is: 8,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366.44 : 30,548.29 = 5,575.48 : x
  2. Step 2: Convert to fraction form
    20,366.44/30,548.29 = 5,575.48/x
  3. Step 3: Cross multiply
    20,366.44x = 30,548.29 × 5,575.48
  4. Step 4: Simplify right side
    20,366.44x = 170,321,471.91
  5. Step 5: Solve for x
    x = 170,321,471.91/20,366.44
  6. Step 6: Final answer
    x = 8,362.85

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1.5x scale

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.