Home / 20,359.68-30,537.60-6,504.96

Finding the Fourth Proportional to 20,359.68, 30,537.60 and 6,504.96

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Solution

The fourth proportional to 20,359.68, 30,537.60 and 6,504.96 is: 9,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,359.68 : 30,537.60 = 6,504.96 : x
  2. Step 2: Convert to fraction form
    20,359.68/30,537.60 = 6,504.96/x
  3. Step 3: Cross multiply
    20,359.68x = 30,537.60 × 6,504.96
  4. Step 4: Simplify right side
    20,359.68x = 198,645,866.50
  5. Step 5: Solve for x
    x = 198,645,866.50/20,359.68
  6. Step 6: Final answer
    x = 9,756.83

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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.