Home / 20,597.44-30,896.32-5,015.20

Finding the Fourth Proportional to 20,597.44, 30,896.32 and 5,015.20

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Solution

The fourth proportional to 20,597.44, 30,896.32 and 5,015.20 is: 7,522.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,597.44 : 30,896.32 = 5,015.20 : x
  2. Step 2: Convert to fraction form
    20,597.44/30,896.32 = 5,015.20/x
  3. Step 3: Cross multiply
    20,597.44x = 30,896.32 × 5,015.20
  4. Step 4: Simplify right side
    20,597.44x = 154,951,224.06
  5. Step 5: Solve for x
    x = 154,951,224.06/20,597.44
  6. Step 6: Final answer
    x = 7,522.84

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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.