Home / 28,820.08-43,230.92-8,043.56

Finding the Fourth Proportional to 28,820.08, 43,230.92 and 8,043.56

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Solution

The fourth proportional to 28,820.08, 43,230.92 and 8,043.56 is: 12,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,820.08 : 43,230.92 = 8,043.56 : x
  2. Step 2: Convert to fraction form
    28,820.08/43,230.92 = 8,043.56/x
  3. Step 3: Cross multiply
    28,820.08x = 43,230.92 × 8,043.56
  4. Step 4: Simplify right side
    28,820.08x = 347,730,498.88
  5. Step 5: Solve for x
    x = 347,730,498.88/28,820.08
  6. Step 6: Final answer
    x = 12,065.56

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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.