Home / 18,676.35-28,012.91-6,192.27

Finding the Fourth Proportional to 18,676.35, 28,012.91 and 6,192.27

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Solution

The fourth proportional to 18,676.35, 28,012.91 and 6,192.27 is: 9,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,676.35 : 28,012.91 = 6,192.27 : x
  2. Step 2: Convert to fraction form
    18,676.35/28,012.91 = 6,192.27/x
  3. Step 3: Cross multiply
    18,676.35x = 28,012.91 × 6,192.27
  4. Step 4: Simplify right side
    18,676.35x = 173,463,471.24
  5. Step 5: Solve for x
    x = 173,463,471.24/18,676.35
  6. Step 6: Final answer
    x = 9,287.87

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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.