Home / 20,568.69-30,855.60-6,524.91

Finding the Fourth Proportional to 20,568.69, 30,855.60 and 6,524.91

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Solution

The fourth proportional to 20,568.69, 30,855.60 and 6,524.91 is: 9,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,568.69 : 30,855.60 = 6,524.91 : x
  2. Step 2: Convert to fraction form
    20,568.69/30,855.60 = 6,524.91/x
  3. Step 3: Cross multiply
    20,568.69x = 30,855.60 × 6,524.91
  4. Step 4: Simplify right side
    20,568.69x = 201,330,013.00
  5. Step 5: Solve for x
    x = 201,330,013.00/20,568.69
  6. Step 6: Final answer
    x = 9,788.18

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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.