Home / 35,218.26-48,601.20-20,314.26

Finding the Fourth Proportional to 35,218.26, 48,601.20 and 20,314.26

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Solution

The fourth proportional to 35,218.26, 48,601.20 and 20,314.26 is: 28,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218.26 : 48,601.20 = 20,314.26 : x
  2. Step 2: Convert to fraction form
    35,218.26/48,601.20 = 20,314.26/x
  3. Step 3: Cross multiply
    35,218.26x = 48,601.20 × 20,314.26
  4. Step 4: Simplify right side
    35,218.26x = 987,297,413.11
  5. Step 5: Solve for x
    x = 987,297,413.11/35,218.26
  6. Step 6: Final answer
    x = 28,033.68

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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.