Home / 15,413.78-23,106.80-5,546.13

Finding the Fourth Proportional to 15,413.78, 23,106.80 and 5,546.13

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Solution

The fourth proportional to 15,413.78, 23,106.80 and 5,546.13 is: 8,314.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.78 : 23,106.80 = 5,546.13 : x
  2. Step 2: Convert to fraction form
    15,413.78/23,106.80 = 5,546.13/x
  3. Step 3: Cross multiply
    15,413.78x = 23,106.80 × 5,546.13
  4. Step 4: Simplify right side
    15,413.78x = 128,153,316.68
  5. Step 5: Solve for x
    x = 128,153,316.68/15,413.78
  6. Step 6: Final answer
    x = 8,314.20

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