Home / 12,413.62-18,619.96-3,053.67

Finding the Fourth Proportional to 12,413.62, 18,619.96 and 3,053.67

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Solution

The fourth proportional to 12,413.62, 18,619.96 and 3,053.67 is: 4,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413.62 : 18,619.96 = 3,053.67 : x
  2. Step 2: Convert to fraction form
    12,413.62/18,619.96 = 3,053.67/x
  3. Step 3: Cross multiply
    12,413.62x = 18,619.96 × 3,053.67
  4. Step 4: Simplify right side
    12,413.62x = 56,859,213.25
  5. Step 5: Solve for x
    x = 56,859,213.25/12,413.62
  6. Step 6: Final answer
    x = 4,580.39

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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.