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Finding the Fourth Proportional to 46,474.33, 69,711.72 and 11,413.99

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Solution

The fourth proportional to 46,474.33, 69,711.72 and 11,413.99 is: 17,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,474.33 : 69,711.72 = 11,413.99 : x
  2. Step 2: Convert to fraction form
    46,474.33/69,711.72 = 11,413.99/x
  3. Step 3: Cross multiply
    46,474.33x = 69,711.72 × 11,413.99
  4. Step 4: Simplify right side
    46,474.33x = 795,688,874.96
  5. Step 5: Solve for x
    x = 795,688,874.96/46,474.33
  6. Step 6: Final answer
    x = 17,121.04

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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.