Home / 13,935.06-19,229.11-8,268.83

Finding the Fourth Proportional to 13,935.06, 19,229.11 and 8,268.83

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Solution

The fourth proportional to 13,935.06, 19,229.11 and 8,268.83 is: 11,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935.06 : 19,229.11 = 8,268.83 : x
  2. Step 2: Convert to fraction form
    13,935.06/19,229.11 = 8,268.83/x
  3. Step 3: Cross multiply
    13,935.06x = 19,229.11 × 8,268.83
  4. Step 4: Simplify right side
    13,935.06x = 159,002,351.61
  5. Step 5: Solve for x
    x = 159,002,351.61/13,935.06
  6. Step 6: Final answer
    x = 11,410.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.