Home / 23,489.87-35,234.64-5,720.31

Finding the Fourth Proportional to 23,489.87, 35,234.64 and 5,720.31

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Solution

The fourth proportional to 23,489.87, 35,234.64 and 5,720.31 is: 8,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,489.87 : 35,234.64 = 5,720.31 : x
  2. Step 2: Convert to fraction form
    23,489.87/35,234.64 = 5,720.31/x
  3. Step 3: Cross multiply
    23,489.87x = 35,234.64 × 5,720.31
  4. Step 4: Simplify right side
    23,489.87x = 201,553,063.54
  5. Step 5: Solve for x
    x = 201,553,063.54/23,489.87
  6. Step 6: Final answer
    x = 8,580.43

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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.