Home / 14,093.36-21,150.66-9,640.38

Finding the Fourth Proportional to 14,093.36, 21,150.66 and 9,640.38

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Solution

The fourth proportional to 14,093.36, 21,150.66 and 9,640.38 is: 14,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.36 : 21,150.66 = 9,640.38 : x
  2. Step 2: Convert to fraction form
    14,093.36/21,150.66 = 9,640.38/x
  3. Step 3: Cross multiply
    14,093.36x = 21,150.66 × 9,640.38
  4. Step 4: Simplify right side
    14,093.36x = 203,900,399.65
  5. Step 5: Solve for x
    x = 203,900,399.65/14,093.36
  6. Step 6: Final answer
    x = 14,467.83

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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.