Home / 20,175.94-30,268.77-6,324.94

Finding the Fourth Proportional to 20,175.94, 30,268.77 and 6,324.94

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Solution

The fourth proportional to 20,175.94, 30,268.77 and 6,324.94 is: 9,488.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,175.94 : 30,268.77 = 6,324.94 : x
  2. Step 2: Convert to fraction form
    20,175.94/30,268.77 = 6,324.94/x
  3. Step 3: Cross multiply
    20,175.94x = 30,268.77 × 6,324.94
  4. Step 4: Simplify right side
    20,175.94x = 191,448,078.45
  5. Step 5: Solve for x
    x = 191,448,078.45/20,175.94
  6. Step 6: Final answer
    x = 9,488.93

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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.