Home / 13,295.57-19,937.34-3,932.37

Finding the Fourth Proportional to 13,295.57, 19,937.34 and 3,932.37

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Solution

The fourth proportional to 13,295.57, 19,937.34 and 3,932.37 is: 5,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.57 : 19,937.34 = 3,932.37 : x
  2. Step 2: Convert to fraction form
    13,295.57/19,937.34 = 3,932.37/x
  3. Step 3: Cross multiply
    13,295.57x = 19,937.34 × 3,932.37
  4. Step 4: Simplify right side
    13,295.57x = 78,400,997.70
  5. Step 5: Solve for x
    x = 78,400,997.70/13,295.57
  6. Step 6: Final answer
    x = 5,896.78

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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.