Home / 20,563.28-30,845.52-6,523.37

Finding the Fourth Proportional to 20,563.28, 30,845.52 and 6,523.37

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Solution

The fourth proportional to 20,563.28, 30,845.52 and 6,523.37 is: 9,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,563.28 : 30,845.52 = 6,523.37 : x
  2. Step 2: Convert to fraction form
    20,563.28/30,845.52 = 6,523.37/x
  3. Step 3: Cross multiply
    20,563.28x = 30,845.52 × 6,523.37
  4. Step 4: Simplify right side
    20,563.28x = 201,216,739.80
  5. Step 5: Solve for x
    x = 201,216,739.80/20,563.28
  6. Step 6: Final answer
    x = 9,785.25

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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.