Home / 20,006.90-29,993.52-9,470.82

Finding the Fourth Proportional to 20,006.90, 29,993.52 and 9,470.82

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Solution

The fourth proportional to 20,006.90, 29,993.52 and 9,470.82 is: 14,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.90 : 29,993.52 = 9,470.82 : x
  2. Step 2: Convert to fraction form
    20,006.90/29,993.52 = 9,470.82/x
  3. Step 3: Cross multiply
    20,006.90x = 29,993.52 × 9,470.82
  4. Step 4: Simplify right side
    20,006.90x = 284,063,229.09
  5. Step 5: Solve for x
    x = 284,063,229.09/20,006.90
  6. Step 6: Final answer
    x = 14,198.26

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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.