Home / 38,656.20-57,993.39-12,000.83

Finding the Fourth Proportional to 38,656.20, 57,993.39 and 12,000.83

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Solution

The fourth proportional to 38,656.20, 57,993.39 and 12,000.83 is: 18,004.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,656.20 : 57,993.39 = 12,000.83 : x
  2. Step 2: Convert to fraction form
    38,656.20/57,993.39 = 12,000.83/x
  3. Step 3: Cross multiply
    38,656.20x = 57,993.39 × 12,000.83
  4. Step 4: Simplify right side
    38,656.20x = 695,968,524.55
  5. Step 5: Solve for x
    x = 695,968,524.55/38,656.20
  6. Step 6: Final answer
    x = 18,004.06

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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.