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Finding the Fourth Proportional to 29,413.34, 44,128.25 and 11,895.47

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Solution

The fourth proportional to 29,413.34, 44,128.25 and 11,895.47 is: 17,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,413.34 : 44,128.25 = 11,895.47 : x
  2. Step 2: Convert to fraction form
    29,413.34/44,128.25 = 11,895.47/x
  3. Step 3: Cross multiply
    29,413.34x = 44,128.25 × 11,895.47
  4. Step 4: Simplify right side
    29,413.34x = 524,925,993.91
  5. Step 5: Solve for x
    x = 524,925,993.91/29,413.34
  6. Step 6: Final answer
    x = 17,846.53

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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.