Home / 19,163.10-28,745.46-6,015.60

Finding the Fourth Proportional to 19,163.10, 28,745.46 and 6,015.60

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Solution

The fourth proportional to 19,163.10, 28,745.46 and 6,015.60 is: 9,023.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163.10 : 28,745.46 = 6,015.60 : x
  2. Step 2: Convert to fraction form
    19,163.10/28,745.46 = 6,015.60/x
  3. Step 3: Cross multiply
    19,163.10x = 28,745.46 × 6,015.60
  4. Step 4: Simplify right side
    19,163.10x = 172,921,189.18
  5. Step 5: Solve for x
    x = 172,921,189.18/19,163.10
  6. Step 6: Final answer
    x = 9,023.65

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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.