Home / 20,441.33-30,661.39-5,651.14

Finding the Fourth Proportional to 20,441.33, 30,661.39 and 5,651.14

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Solution

The fourth proportional to 20,441.33, 30,661.39 and 5,651.14 is: 8,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441.33 : 30,661.39 = 5,651.14 : x
  2. Step 2: Convert to fraction form
    20,441.33/30,661.39 = 5,651.14/x
  3. Step 3: Cross multiply
    20,441.33x = 30,661.39 × 5,651.14
  4. Step 4: Simplify right side
    20,441.33x = 173,271,625.92
  5. Step 5: Solve for x
    x = 173,271,625.92/20,441.33
  6. Step 6: Final answer
    x = 8,476.53

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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.