Home / 12,896.01-19,344.60-3,535.83

Finding the Fourth Proportional to 12,896.01, 19,344.60 and 3,535.83

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Solution

The fourth proportional to 12,896.01, 19,344.60 and 3,535.83 is: 5,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896.01 : 19,344.60 = 3,535.83 : x
  2. Step 2: Convert to fraction form
    12,896.01/19,344.60 = 3,535.83/x
  3. Step 3: Cross multiply
    12,896.01x = 19,344.60 × 3,535.83
  4. Step 4: Simplify right side
    12,896.01x = 68,399,217.02
  5. Step 5: Solve for x
    x = 68,399,217.02/12,896.01
  6. Step 6: Final answer
    x = 5,303.91

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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.