Home / 21,608.62-29,844.74-14,426.04

Finding the Fourth Proportional to 21,608.62, 29,844.74 and 14,426.04

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Solution

The fourth proportional to 21,608.62, 29,844.74 and 14,426.04 is: 19,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608.62 : 29,844.74 = 14,426.04 : x
  2. Step 2: Convert to fraction form
    21,608.62/29,844.74 = 14,426.04/x
  3. Step 3: Cross multiply
    21,608.62x = 29,844.74 × 14,426.04
  4. Step 4: Simplify right side
    21,608.62x = 430,541,413.03
  5. Step 5: Solve for x
    x = 430,541,413.03/21,608.62
  6. Step 6: Final answer
    x = 19,924.52

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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.