Home / 20,237.92-30,361.32-6,199.12

Finding the Fourth Proportional to 20,237.92, 30,361.32 and 6,199.12

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Solution

The fourth proportional to 20,237.92, 30,361.32 and 6,199.12 is: 9,300.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237.92 : 30,361.32 = 6,199.12 : x
  2. Step 2: Convert to fraction form
    20,237.92/30,361.32 = 6,199.12/x
  3. Step 3: Cross multiply
    20,237.92x = 30,361.32 × 6,199.12
  4. Step 4: Simplify right side
    20,237.92x = 188,213,466.04
  5. Step 5: Solve for x
    x = 188,213,466.04/20,237.92
  6. Step 6: Final answer
    x = 9,300.04

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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.