Home / 19,893.44-27,446.05-12,727.54

Finding the Fourth Proportional to 19,893.44, 27,446.05 and 12,727.54

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Solution

The fourth proportional to 19,893.44, 27,446.05 and 12,727.54 is: 17,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.44 : 27,446.05 = 12,727.54 : x
  2. Step 2: Convert to fraction form
    19,893.44/27,446.05 = 12,727.54/x
  3. Step 3: Cross multiply
    19,893.44x = 27,446.05 × 12,727.54
  4. Step 4: Simplify right side
    19,893.44x = 349,320,805.93
  5. Step 5: Solve for x
    x = 349,320,805.93/19,893.44
  6. Step 6: Final answer
    x = 17,559.60

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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.