Home / 11,826.12-17,750.34-5,986.92

Finding the Fourth Proportional to 11,826.12, 17,750.34 and 5,986.92

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Solution

The fourth proportional to 11,826.12, 17,750.34 and 5,986.92 is: 8,986.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.12 : 17,750.34 = 5,986.92 : x
  2. Step 2: Convert to fraction form
    11,826.12/17,750.34 = 5,986.92/x
  3. Step 3: Cross multiply
    11,826.12x = 17,750.34 × 5,986.92
  4. Step 4: Simplify right side
    11,826.12x = 106,269,865.55
  5. Step 5: Solve for x
    x = 106,269,865.55/11,826.12
  6. Step 6: Final answer
    x = 8,986.03

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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.