Home / 19,623.82-27,081.39-10,671.85

Finding the Fourth Proportional to 19,623.82, 27,081.39 and 10,671.85

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Solution

The fourth proportional to 19,623.82, 27,081.39 and 10,671.85 is: 14,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.82 : 27,081.39 = 10,671.85 : x
  2. Step 2: Convert to fraction form
    19,623.82/27,081.39 = 10,671.85/x
  3. Step 3: Cross multiply
    19,623.82x = 27,081.39 × 10,671.85
  4. Step 4: Simplify right side
    19,623.82x = 289,008,531.87
  5. Step 5: Solve for x
    x = 289,008,531.87/19,623.82
  6. Step 6: Final answer
    x = 14,727.43

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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.