Home / 12,896.33-19,343.82-3,535.66

Finding the Fourth Proportional to 12,896.33, 19,343.82 and 3,535.66

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Solution

The fourth proportional to 12,896.33, 19,343.82 and 3,535.66 is: 5,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896.33 : 19,343.82 = 3,535.66 : x
  2. Step 2: Convert to fraction form
    12,896.33/19,343.82 = 3,535.66/x
  3. Step 3: Cross multiply
    12,896.33x = 19,343.82 × 3,535.66
  4. Step 4: Simplify right side
    12,896.33x = 68,393,208.06
  5. Step 5: Solve for x
    x = 68,393,208.06/12,896.33
  6. Step 6: Final answer
    x = 5,303.31

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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.