Home / 30,115.83-41,558.73-17,369.55

Finding the Fourth Proportional to 30,115.83, 41,558.73 and 17,369.55

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Solution

The fourth proportional to 30,115.83, 41,558.73 and 17,369.55 is: 23,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,115.83 : 41,558.73 = 17,369.55 : x
  2. Step 2: Convert to fraction form
    30,115.83/41,558.73 = 17,369.55/x
  3. Step 3: Cross multiply
    30,115.83x = 41,558.73 × 17,369.55
  4. Step 4: Simplify right side
    30,115.83x = 721,856,230.88
  5. Step 5: Solve for x
    x = 721,856,230.88/30,115.83
  6. Step 6: Final answer
    x = 23,969.33

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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.