Home / 34,446.42-51,539.21-20,413.98

Finding the Fourth Proportional to 34,446.42, 51,539.21 and 20,413.98

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Solution

The fourth proportional to 34,446.42, 51,539.21 and 20,413.98 is: 30,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,446.42 : 51,539.21 = 20,413.98 : x
  2. Step 2: Convert to fraction form
    34,446.42/51,539.21 = 20,413.98/x
  3. Step 3: Cross multiply
    34,446.42x = 51,539.21 × 20,413.98
  4. Step 4: Simplify right side
    34,446.42x = 1,052,120,300.09
  5. Step 5: Solve for x
    x = 1,052,120,300.09/34,446.42
  6. Step 6: Final answer
    x = 30,543.68

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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.