Home / 15,413.82-23,106.85-5,546.16

Finding the Fourth Proportional to 15,413.82, 23,106.85 and 5,546.16

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Solution

The fourth proportional to 15,413.82, 23,106.85 and 5,546.16 is: 8,314.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.82 : 23,106.85 = 5,546.16 : x
  2. Step 2: Convert to fraction form
    15,413.82/23,106.85 = 5,546.16/x
  3. Step 3: Cross multiply
    15,413.82x = 23,106.85 × 5,546.16
  4. Step 4: Simplify right side
    15,413.82x = 128,154,186.68
  5. Step 5: Solve for x
    x = 128,154,186.68/15,413.82
  6. Step 6: Final answer
    x = 8,314.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.