Home / 19,413.03-29,112.83-9,411.96

Finding the Fourth Proportional to 19,413.03, 29,112.83 and 9,411.96

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Solution

The fourth proportional to 19,413.03, 29,112.83 and 9,411.96 is: 14,114.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413.03 : 29,112.83 = 9,411.96 : x
  2. Step 2: Convert to fraction form
    19,413.03/29,112.83 = 9,411.96/x
  3. Step 3: Cross multiply
    19,413.03x = 29,112.83 × 9,411.96
  4. Step 4: Simplify right side
    19,413.03x = 274,008,888.85
  5. Step 5: Solve for x
    x = 274,008,888.85/19,413.03
  6. Step 6: Final answer
    x = 14,114.69

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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.