Home / 17,660.94-24,374.43-11,391.54

Finding the Fourth Proportional to 17,660.94, 24,374.43 and 11,391.54

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Solution

The fourth proportional to 17,660.94, 24,374.43 and 11,391.54 is: 15,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.94 : 24,374.43 = 11,391.54 : x
  2. Step 2: Convert to fraction form
    17,660.94/24,374.43 = 11,391.54/x
  3. Step 3: Cross multiply
    17,660.94x = 24,374.43 × 11,391.54
  4. Step 4: Simplify right side
    17,660.94x = 277,662,294.32
  5. Step 5: Solve for x
    x = 277,662,294.32/17,660.94
  6. Step 6: Final answer
    x = 15,721.83

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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.