Home / 20,015.44-30,027.42-5,976.56

Finding the Fourth Proportional to 20,015.44, 30,027.42 and 5,976.56

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Solution

The fourth proportional to 20,015.44, 30,027.42 and 5,976.56 is: 8,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,015.44 : 30,027.42 = 5,976.56 : x
  2. Step 2: Convert to fraction form
    20,015.44/30,027.42 = 5,976.56/x
  3. Step 3: Cross multiply
    20,015.44x = 30,027.42 × 5,976.56
  4. Step 4: Simplify right side
    20,015.44x = 179,460,752.34
  5. Step 5: Solve for x
    x = 179,460,752.34/20,015.44
  6. Step 6: Final answer
    x = 8,966.12

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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.