Home / 20,022.59-30,036.17-5,983.42

Finding the Fourth Proportional to 20,022.59, 30,036.17 and 5,983.42

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Solution

The fourth proportional to 20,022.59, 30,036.17 and 5,983.42 is: 8,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.59 : 30,036.17 = 5,983.42 : x
  2. Step 2: Convert to fraction form
    20,022.59/30,036.17 = 5,983.42/x
  3. Step 3: Cross multiply
    20,022.59x = 30,036.17 × 5,983.42
  4. Step 4: Simplify right side
    20,022.59x = 179,718,982.83
  5. Step 5: Solve for x
    x = 179,718,982.83/20,022.59
  6. Step 6: Final answer
    x = 8,975.81

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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.