Home / 28,800.06-43,200.90-8,023.56

Finding the Fourth Proportional to 28,800.06, 43,200.90 and 8,023.56

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Solution

The fourth proportional to 28,800.06, 43,200.90 and 8,023.56 is: 12,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800.06 : 43,200.90 = 8,023.56 : x
  2. Step 2: Convert to fraction form
    28,800.06/43,200.90 = 8,023.56/x
  3. Step 3: Cross multiply
    28,800.06x = 43,200.90 × 8,023.56
  4. Step 4: Simplify right side
    28,800.06x = 346,625,013.20
  5. Step 5: Solve for x
    x = 346,625,013.20/28,800.06
  6. Step 6: Final answer
    x = 12,035.57

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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.