Home / 14,198.30-19,594.32-8,231.84

Finding the Fourth Proportional to 14,198.30, 19,594.32 and 8,231.84

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Solution

The fourth proportional to 14,198.30, 19,594.32 and 8,231.84 is: 11,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.30 : 19,594.32 = 8,231.84 : x
  2. Step 2: Convert to fraction form
    14,198.30/19,594.32 = 8,231.84/x
  3. Step 3: Cross multiply
    14,198.30x = 19,594.32 × 8,231.84
  4. Step 4: Simplify right side
    14,198.30x = 161,297,307.15
  5. Step 5: Solve for x
    x = 161,297,307.15/14,198.30
  6. Step 6: Final answer
    x = 11,360.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.