Home / 23,413.26-32,303.79-13,978.38

Finding the Fourth Proportional to 23,413.26, 32,303.79 and 13,978.38

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Solution

The fourth proportional to 23,413.26, 32,303.79 and 13,978.38 is: 19,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,413.26 : 32,303.79 = 13,978.38 : x
  2. Step 2: Convert to fraction form
    23,413.26/32,303.79 = 13,978.38/x
  3. Step 3: Cross multiply
    23,413.26x = 32,303.79 × 13,978.38
  4. Step 4: Simplify right side
    23,413.26x = 451,554,652.06
  5. Step 5: Solve for x
    x = 451,554,652.06/23,413.26
  6. Step 6: Final answer
    x = 19,286.28

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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.