Home / 18,676.19-28,015.10-6,197.33

Finding the Fourth Proportional to 18,676.19, 28,015.10 and 6,197.33

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Solution

The fourth proportional to 18,676.19, 28,015.10 and 6,197.33 is: 9,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,676.19 : 28,015.10 = 6,197.33 : x
  2. Step 2: Convert to fraction form
    18,676.19/28,015.10 = 6,197.33/x
  3. Step 3: Cross multiply
    18,676.19x = 28,015.10 × 6,197.33
  4. Step 4: Simplify right side
    18,676.19x = 173,618,648.62
  5. Step 5: Solve for x
    x = 173,618,648.62/18,676.19
  6. Step 6: Final answer
    x = 9,296.26

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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.