Home / 20,039.68-30,053.44-6,884.48

Finding the Fourth Proportional to 20,039.68, 30,053.44 and 6,884.48

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Solution

The fourth proportional to 20,039.68, 30,053.44 and 6,884.48 is: 10,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039.68 : 30,053.44 = 6,884.48 : x
  2. Step 2: Convert to fraction form
    20,039.68/30,053.44 = 6,884.48/x
  3. Step 3: Cross multiply
    20,039.68x = 30,053.44 × 6,884.48
  4. Step 4: Simplify right side
    20,039.68x = 206,902,306.61
  5. Step 5: Solve for x
    x = 206,902,306.61/20,039.68
  6. Step 6: Final answer
    x = 10,324.63

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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.