Home / 39,194.42-58,791.62-12,906.68

Finding the Fourth Proportional to 39,194.42, 58,791.62 and 12,906.68

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Solution

The fourth proportional to 39,194.42, 58,791.62 and 12,906.68 is: 19,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,194.42 : 58,791.62 = 12,906.68 : x
  2. Step 2: Convert to fraction form
    39,194.42/58,791.62 = 12,906.68/x
  3. Step 3: Cross multiply
    39,194.42x = 58,791.62 × 12,906.68
  4. Step 4: Simplify right side
    39,194.42x = 758,804,364.33
  5. Step 5: Solve for x
    x = 758,804,364.33/39,194.42
  6. Step 6: Final answer
    x = 19,360.01

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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.