Home / 20,238.03-30,349.74-8,552.16

Finding the Fourth Proportional to 20,238.03, 30,349.74 and 8,552.16

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Solution

The fourth proportional to 20,238.03, 30,349.74 and 8,552.16 is: 12,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,238.03 : 30,349.74 = 8,552.16 : x
  2. Step 2: Convert to fraction form
    20,238.03/30,349.74 = 8,552.16/x
  3. Step 3: Cross multiply
    20,238.03x = 30,349.74 × 8,552.16
  4. Step 4: Simplify right side
    20,238.03x = 259,555,832.44
  5. Step 5: Solve for x
    x = 259,555,832.44/20,238.03
  6. Step 6: Final answer
    x = 12,825.15

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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.