Home / 11,176.99-16,749.72-8,826.64

Finding the Fourth Proportional to 11,176.99, 16,749.72 and 8,826.64

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Solution

The fourth proportional to 11,176.99, 16,749.72 and 8,826.64 is: 13,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.99 : 16,749.72 = 8,826.64 : x
  2. Step 2: Convert to fraction form
    11,176.99/16,749.72 = 8,826.64/x
  3. Step 3: Cross multiply
    11,176.99x = 16,749.72 × 8,826.64
  4. Step 4: Simplify right side
    11,176.99x = 147,843,706.67
  5. Step 5: Solve for x
    x = 147,843,706.67/11,176.99
  6. Step 6: Final answer
    x = 13,227.51

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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.