Home / 15,413.43-23,114.68-5,550.06

Finding the Fourth Proportional to 15,413.43, 23,114.68 and 5,550.06

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Solution

The fourth proportional to 15,413.43, 23,114.68 and 5,550.06 is: 8,323.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.43 : 23,114.68 = 5,550.06 : x
  2. Step 2: Convert to fraction form
    15,413.43/23,114.68 = 5,550.06/x
  3. Step 3: Cross multiply
    15,413.43x = 23,114.68 × 5,550.06
  4. Step 4: Simplify right side
    15,413.43x = 128,287,860.88
  5. Step 5: Solve for x
    x = 128,287,860.88/15,413.43
  6. Step 6: Final answer
    x = 8,323.12

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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.