Home / 19,141.44-28,712.16-5,993.88

Finding the Fourth Proportional to 19,141.44, 28,712.16 and 5,993.88

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Solution

The fourth proportional to 19,141.44, 28,712.16 and 5,993.88 is: 8,990.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.44 : 28,712.16 = 5,993.88 : x
  2. Step 2: Convert to fraction form
    19,141.44/28,712.16 = 5,993.88/x
  3. Step 3: Cross multiply
    19,141.44x = 28,712.16 × 5,993.88
  4. Step 4: Simplify right side
    19,141.44x = 172,097,241.58
  5. Step 5: Solve for x
    x = 172,097,241.58/19,141.44
  6. Step 6: Final answer
    x = 8,990.82

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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.