Home / 17,815.37-26,723.36-6,727.28

Finding the Fourth Proportional to 17,815.37, 26,723.36 and 6,727.28

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Solution

The fourth proportional to 17,815.37, 26,723.36 and 6,727.28 is: 10,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815.37 : 26,723.36 = 6,727.28 : x
  2. Step 2: Convert to fraction form
    17,815.37/26,723.36 = 6,727.28/x
  3. Step 3: Cross multiply
    17,815.37x = 26,723.36 × 6,727.28
  4. Step 4: Simplify right side
    17,815.37x = 179,775,408.46
  5. Step 5: Solve for x
    x = 179,775,408.46/17,815.37
  6. Step 6: Final answer
    x = 10,091.03

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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.