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Finding the Fourth Proportional to 14,413.25, 19,887.24 and 8,750.97

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Solution

The fourth proportional to 14,413.25, 19,887.24 and 8,750.97 is: 12,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.25 : 19,887.24 = 8,750.97 : x
  2. Step 2: Convert to fraction form
    14,413.25/19,887.24 = 8,750.97/x
  3. Step 3: Cross multiply
    14,413.25x = 19,887.24 × 8,750.97
  4. Step 4: Simplify right side
    14,413.25x = 174,032,640.62
  5. Step 5: Solve for x
    x = 174,032,640.62/14,413.25
  6. Step 6: Final answer
    x = 12,074.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.