Home / 17,273.56-23,836.97-9,720.32

Finding the Fourth Proportional to 17,273.56, 23,836.97 and 9,720.32

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Solution

The fourth proportional to 17,273.56, 23,836.97 and 9,720.32 is: 13,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,273.56 : 23,836.97 = 9,720.32 : x
  2. Step 2: Convert to fraction form
    17,273.56/23,836.97 = 9,720.32/x
  3. Step 3: Cross multiply
    17,273.56x = 23,836.97 × 9,720.32
  4. Step 4: Simplify right side
    17,273.56x = 231,702,976.23
  5. Step 5: Solve for x
    x = 231,702,976.23/17,273.56
  6. Step 6: Final answer
    x = 13,413.74

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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.