Home / 14,069.68-21,107.49-5,304.67

Finding the Fourth Proportional to 14,069.68, 21,107.49 and 5,304.67

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Solution

The fourth proportional to 14,069.68, 21,107.49 and 5,304.67 is: 7,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.68 : 21,107.49 = 5,304.67 : x
  2. Step 2: Convert to fraction form
    14,069.68/21,107.49 = 5,304.67/x
  3. Step 3: Cross multiply
    14,069.68x = 21,107.49 × 5,304.67
  4. Step 4: Simplify right side
    14,069.68x = 111,968,163.44
  5. Step 5: Solve for x
    x = 111,968,163.44/14,069.68
  6. Step 6: Final answer
    x = 7,958.12

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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.