Home / 20,155.37-30,241.22-7,016.94

Finding the Fourth Proportional to 20,155.37, 30,241.22 and 7,016.94

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Solution

The fourth proportional to 20,155.37, 30,241.22 and 7,016.94 is: 10,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155.37 : 30,241.22 = 7,016.94 : x
  2. Step 2: Convert to fraction form
    20,155.37/30,241.22 = 7,016.94/x
  3. Step 3: Cross multiply
    20,155.37x = 30,241.22 × 7,016.94
  4. Step 4: Simplify right side
    20,155.37x = 212,200,791.18
  5. Step 5: Solve for x
    x = 212,200,791.18/20,155.37
  6. Step 6: Final answer
    x = 10,528.25

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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.