Home / 13,964.78-20,950.22-4,604.42

Finding the Fourth Proportional to 13,964.78, 20,950.22 and 4,604.42

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Solution

The fourth proportional to 13,964.78, 20,950.22 and 4,604.42 is: 6,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.78 : 20,950.22 = 4,604.42 : x
  2. Step 2: Convert to fraction form
    13,964.78/20,950.22 = 4,604.42/x
  3. Step 3: Cross multiply
    13,964.78x = 20,950.22 × 4,604.42
  4. Step 4: Simplify right side
    13,964.78x = 96,463,611.97
  5. Step 5: Solve for x
    x = 96,463,611.97/13,964.78
  6. Step 6: Final answer
    x = 6,907.64

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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.