Home / 14,105.04-21,163.68-6,709.44

Finding the Fourth Proportional to 14,105.04, 21,163.68 and 6,709.44

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Solution

The fourth proportional to 14,105.04, 21,163.68 and 6,709.44 is: 10,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.04 : 21,163.68 = 6,709.44 : x
  2. Step 2: Convert to fraction form
    14,105.04/21,163.68 = 6,709.44/x
  3. Step 3: Cross multiply
    14,105.04x = 21,163.68 × 6,709.44
  4. Step 4: Simplify right side
    14,105.04x = 141,996,441.14
  5. Step 5: Solve for x
    x = 141,996,441.14/14,105.04
  6. Step 6: Final answer
    x = 10,067.07

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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.