Home / 28,736.88-39,656.04-17,413.08

Finding the Fourth Proportional to 28,736.88, 39,656.04 and 17,413.08

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Solution

The fourth proportional to 28,736.88, 39,656.04 and 17,413.08 is: 24,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736.88 : 39,656.04 = 17,413.08 : x
  2. Step 2: Convert to fraction form
    28,736.88/39,656.04 = 17,413.08/x
  3. Step 3: Cross multiply
    28,736.88x = 39,656.04 × 17,413.08
  4. Step 4: Simplify right side
    28,736.88x = 690,533,797.00
  5. Step 5: Solve for x
    x = 690,533,797.00/28,736.88
  6. Step 6: Final answer
    x = 24,029.53

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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.