Home / 20,007.14-30,010.68-5,966.80

Finding the Fourth Proportional to 20,007.14, 30,010.68 and 5,966.80

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Solution

The fourth proportional to 20,007.14, 30,010.68 and 5,966.80 is: 8,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007.14 : 30,010.68 = 5,966.80 : x
  2. Step 2: Convert to fraction form
    20,007.14/30,010.68 = 5,966.80/x
  3. Step 3: Cross multiply
    20,007.14x = 30,010.68 × 5,966.80
  4. Step 4: Simplify right side
    20,007.14x = 179,067,725.42
  5. Step 5: Solve for x
    x = 179,067,725.42/20,007.14
  6. Step 6: Final answer
    x = 8,950.19

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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.