Home / 19,251.52-26,568.89-11,696.11

Finding the Fourth Proportional to 19,251.52, 26,568.89 and 11,696.11

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Solution

The fourth proportional to 19,251.52, 26,568.89 and 11,696.11 is: 16,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.52 : 26,568.89 = 11,696.11 : x
  2. Step 2: Convert to fraction form
    19,251.52/26,568.89 = 11,696.11/x
  3. Step 3: Cross multiply
    19,251.52x = 26,568.89 × 11,696.11
  4. Step 4: Simplify right side
    19,251.52x = 310,752,601.54
  5. Step 5: Solve for x
    x = 310,752,601.54/19,251.52
  6. Step 6: Final answer
    x = 16,141.72

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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.