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Finding the Fourth Proportional to 29,413.71, 44,128.80 and 11,895.84

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Solution

The fourth proportional to 29,413.71, 44,128.80 and 11,895.84 is: 17,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,413.71 : 44,128.80 = 11,895.84 : x
  2. Step 2: Convert to fraction form
    29,413.71/44,128.80 = 11,895.84/x
  3. Step 3: Cross multiply
    29,413.71x = 44,128.80 × 11,895.84
  4. Step 4: Simplify right side
    29,413.71x = 524,949,144.19
  5. Step 5: Solve for x
    x = 524,949,144.19/29,413.71
  6. Step 6: Final answer
    x = 17,847.09

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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.