Home / 17,240.21-23,791.51-9,686.54

Finding the Fourth Proportional to 17,240.21, 23,791.51 and 9,686.54

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Solution

The fourth proportional to 17,240.21, 23,791.51 and 9,686.54 is: 13,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.21 : 23,791.51 = 9,686.54 : x
  2. Step 2: Convert to fraction form
    17,240.21/23,791.51 = 9,686.54/x
  3. Step 3: Cross multiply
    17,240.21x = 23,791.51 × 9,686.54
  4. Step 4: Simplify right side
    17,240.21x = 230,457,413.28
  5. Step 5: Solve for x
    x = 230,457,413.28/17,240.21
  6. Step 6: Final answer
    x = 13,367.44

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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.