Home / 20,069.58-30,093.36-15,936.12

Finding the Fourth Proportional to 20,069.58, 30,093.36 and 15,936.12

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Solution

The fourth proportional to 20,069.58, 30,093.36 and 15,936.12 is: 23,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.58 : 30,093.36 = 15,936.12 : x
  2. Step 2: Convert to fraction form
    20,069.58/30,093.36 = 15,936.12/x
  3. Step 3: Cross multiply
    20,069.58x = 30,093.36 × 15,936.12
  4. Step 4: Simplify right side
    20,069.58x = 479,571,396.16
  5. Step 5: Solve for x
    x = 479,571,396.16/20,069.58
  6. Step 6: Final answer
    x = 23,895.44

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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.