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Finding the Fourth Proportional to 29,412.48, 44,112.84 and 14,413.16

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Solution

The fourth proportional to 29,412.48, 44,112.84 and 14,413.16 is: 21,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.48 : 44,112.84 = 14,413.16 : x
  2. Step 2: Convert to fraction form
    29,412.48/44,112.84 = 14,413.16/x
  3. Step 3: Cross multiply
    29,412.48x = 44,112.84 × 14,413.16
  4. Step 4: Simplify right side
    29,412.48x = 635,805,420.97
  5. Step 5: Solve for x
    x = 635,805,420.97/29,412.48
  6. Step 6: Final answer
    x = 21,616.86

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1.5x scale

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.