Home / 19,314.97-28,976.98-5,987.27

Finding the Fourth Proportional to 19,314.97, 28,976.98 and 5,987.27

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Solution

The fourth proportional to 19,314.97, 28,976.98 and 5,987.27 is: 8,982.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.97 : 28,976.98 = 5,987.27 : x
  2. Step 2: Convert to fraction form
    19,314.97/28,976.98 = 5,987.27/x
  3. Step 3: Cross multiply
    19,314.97x = 28,976.98 × 5,987.27
  4. Step 4: Simplify right side
    19,314.97x = 173,493,003.04
  5. Step 5: Solve for x
    x = 173,493,003.04/19,314.97
  6. Step 6: Final answer
    x = 8,982.31

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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.