Home / 20,047.62-30,076.20-6,008.82

Finding the Fourth Proportional to 20,047.62, 30,076.20 and 6,008.82

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Solution

The fourth proportional to 20,047.62, 30,076.20 and 6,008.82 is: 9,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.62 : 30,076.20 = 6,008.82 : x
  2. Step 2: Convert to fraction form
    20,047.62/30,076.20 = 6,008.82/x
  3. Step 3: Cross multiply
    20,047.62x = 30,076.20 × 6,008.82
  4. Step 4: Simplify right side
    20,047.62x = 180,722,472.08
  5. Step 5: Solve for x
    x = 180,722,472.08/20,047.62
  6. Step 6: Final answer
    x = 9,014.66

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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.