Home / 19,112.54-28,667.79-5,963.94

Finding the Fourth Proportional to 19,112.54, 28,667.79 and 5,963.94

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Solution

The fourth proportional to 19,112.54, 28,667.79 and 5,963.94 is: 8,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.54 : 28,667.79 = 5,963.94 : x
  2. Step 2: Convert to fraction form
    19,112.54/28,667.79 = 5,963.94/x
  3. Step 3: Cross multiply
    19,112.54x = 28,667.79 × 5,963.94
  4. Step 4: Simplify right side
    19,112.54x = 170,972,979.49
  5. Step 5: Solve for x
    x = 170,972,979.49/19,112.54
  6. Step 6: Final answer
    x = 8,945.59

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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.