Home / 39,707.82-54,792.72-23,791.86

Finding the Fourth Proportional to 39,707.82, 54,792.72 and 23,791.86

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Solution

The fourth proportional to 39,707.82, 54,792.72 and 23,791.86 is: 32,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707.82 : 54,792.72 = 23,791.86 : x
  2. Step 2: Convert to fraction form
    39,707.82/54,792.72 = 23,791.86/x
  3. Step 3: Cross multiply
    39,707.82x = 54,792.72 × 23,791.86
  4. Step 4: Simplify right side
    39,707.82x = 1,303,620,723.26
  5. Step 5: Solve for x
    x = 1,303,620,723.26/39,707.82
  6. Step 6: Final answer
    x = 32,830.33

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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.