Home / 20,114.44-30,172.04-6,967.24

Finding the Fourth Proportional to 20,114.44, 30,172.04 and 6,967.24

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Solution

The fourth proportional to 20,114.44, 30,172.04 and 6,967.24 is: 10,450.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,114.44 : 30,172.04 = 6,967.24 : x
  2. Step 2: Convert to fraction form
    20,114.44/30,172.04 = 6,967.24/x
  3. Step 3: Cross multiply
    20,114.44x = 30,172.04 × 6,967.24
  4. Step 4: Simplify right side
    20,114.44x = 210,215,843.97
  5. Step 5: Solve for x
    x = 210,215,843.97/20,114.44
  6. Step 6: Final answer
    x = 10,450.99

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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.