Home / 20,097.42-30,153.44-6,951.12

Finding the Fourth Proportional to 20,097.42, 30,153.44 and 6,951.12

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Solution

The fourth proportional to 20,097.42, 30,153.44 and 6,951.12 is: 10,429.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097.42 : 30,153.44 = 6,951.12 : x
  2. Step 2: Convert to fraction form
    20,097.42/30,153.44 = 6,951.12/x
  3. Step 3: Cross multiply
    20,097.42x = 30,153.44 × 6,951.12
  4. Step 4: Simplify right side
    20,097.42x = 209,600,179.85
  5. Step 5: Solve for x
    x = 209,600,179.85/20,097.42
  6. Step 6: Final answer
    x = 10,429.21

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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.