Home / 17,413.35-23,975.78-15,367.13

Finding the Fourth Proportional to 17,413.35, 23,975.78 and 15,367.13

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Solution

The fourth proportional to 17,413.35, 23,975.78 and 15,367.13 is: 21,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.35 : 23,975.78 = 15,367.13 : x
  2. Step 2: Convert to fraction form
    17,413.35/23,975.78 = 15,367.13/x
  3. Step 3: Cross multiply
    17,413.35x = 23,975.78 × 15,367.13
  4. Step 4: Simplify right side
    17,413.35x = 368,438,821.31
  5. Step 5: Solve for x
    x = 368,438,821.31/17,413.35
  6. Step 6: Final answer
    x = 21,158.42

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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.