Home / 19,733.39-27,229.07-11,235.87

Finding the Fourth Proportional to 19,733.39, 27,229.07 and 11,235.87

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Solution

The fourth proportional to 19,733.39, 27,229.07 and 11,235.87 is: 15,503.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,733.39 : 27,229.07 = 11,235.87 : x
  2. Step 2: Convert to fraction form
    19,733.39/27,229.07 = 11,235.87/x
  3. Step 3: Cross multiply
    19,733.39x = 27,229.07 × 11,235.87
  4. Step 4: Simplify right side
    19,733.39x = 305,942,318.83
  5. Step 5: Solve for x
    x = 305,942,318.83/19,733.39
  6. Step 6: Final answer
    x = 15,503.79

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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.