Home / 16,855.38-25,285.37-5,759.06

Finding the Fourth Proportional to 16,855.38, 25,285.37 and 5,759.06

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Solution

The fourth proportional to 16,855.38, 25,285.37 and 5,759.06 is: 8,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.38 : 25,285.37 = 5,759.06 : x
  2. Step 2: Convert to fraction form
    16,855.38/25,285.37 = 5,759.06/x
  3. Step 3: Cross multiply
    16,855.38x = 25,285.37 × 5,759.06
  4. Step 4: Simplify right side
    16,855.38x = 145,619,807.73
  5. Step 5: Solve for x
    x = 145,619,807.73/16,855.38
  6. Step 6: Final answer
    x = 8,639.37

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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.