Home / 13,158.70-19,745.84-4,844.56

Finding the Fourth Proportional to 13,158.70, 19,745.84 and 4,844.56

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Solution

The fourth proportional to 13,158.70, 19,745.84 and 4,844.56 is: 7,269.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158.70 : 19,745.84 = 4,844.56 : x
  2. Step 2: Convert to fraction form
    13,158.70/19,745.84 = 4,844.56/x
  3. Step 3: Cross multiply
    13,158.70x = 19,745.84 × 4,844.56
  4. Step 4: Simplify right side
    13,158.70x = 95,659,906.63
  5. Step 5: Solve for x
    x = 95,659,906.63/13,158.70
  6. Step 6: Final answer
    x = 7,269.71

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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.