Home / 17,274.29-23,836.79-9,720.44

Finding the Fourth Proportional to 17,274.29, 23,836.79 and 9,720.44

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Solution

The fourth proportional to 17,274.29, 23,836.79 and 9,720.44 is: 13,413.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,274.29 : 23,836.79 = 9,720.44 : x
  2. Step 2: Convert to fraction form
    17,274.29/23,836.79 = 9,720.44/x
  3. Step 3: Cross multiply
    17,274.29x = 23,836.79 × 9,720.44
  4. Step 4: Simplify right side
    17,274.29x = 231,703,992.10
  5. Step 5: Solve for x
    x = 231,703,992.10/17,274.29
  6. Step 6: Final answer
    x = 13,413.23

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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.