Home / 10,433.27-15,650.87-3,413.32

Finding the Fourth Proportional to 10,433.27, 15,650.87 and 3,413.32

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Solution

The fourth proportional to 10,433.27, 15,650.87 and 3,413.32 is: 5,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.27 : 15,650.87 = 3,413.32 : x
  2. Step 2: Convert to fraction form
    10,433.27/15,650.87 = 3,413.32/x
  3. Step 3: Cross multiply
    10,433.27x = 15,650.87 × 3,413.32
  4. Step 4: Simplify right side
    10,433.27x = 53,421,427.59
  5. Step 5: Solve for x
    x = 53,421,427.59/10,433.27
  6. Step 6: Final answer
    x = 5,120.30

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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.