Home / 20,195.73-27,841.17-14,208.82

Finding the Fourth Proportional to 20,195.73, 27,841.17 and 14,208.82

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Solution

The fourth proportional to 20,195.73, 27,841.17 and 14,208.82 is: 19,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,195.73 : 27,841.17 = 14,208.82 : x
  2. Step 2: Convert to fraction form
    20,195.73/27,841.17 = 14,208.82/x
  3. Step 3: Cross multiply
    20,195.73x = 27,841.17 × 14,208.82
  4. Step 4: Simplify right side
    20,195.73x = 395,590,076.87
  5. Step 5: Solve for x
    x = 395,590,076.87/20,195.73
  6. Step 6: Final answer
    x = 19,587.81

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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.