Home / 20,036.68-30,059.31-5,997.79

Finding the Fourth Proportional to 20,036.68, 30,059.31 and 5,997.79

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Solution

The fourth proportional to 20,036.68, 30,059.31 and 5,997.79 is: 8,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.68 : 30,059.31 = 5,997.79 : x
  2. Step 2: Convert to fraction form
    20,036.68/30,059.31 = 5,997.79/x
  3. Step 3: Cross multiply
    20,036.68x = 30,059.31 × 5,997.79
  4. Step 4: Simplify right side
    20,036.68x = 180,289,428.92
  5. Step 5: Solve for x
    x = 180,289,428.92/20,036.68
  6. Step 6: Final answer
    x = 8,997.97

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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.