Home / 14,255.75-21,372.09-5,942.03

Finding the Fourth Proportional to 14,255.75, 21,372.09 and 5,942.03

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Solution

The fourth proportional to 14,255.75, 21,372.09 and 5,942.03 is: 8,908.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.75 : 21,372.09 = 5,942.03 : x
  2. Step 2: Convert to fraction form
    14,255.75/21,372.09 = 5,942.03/x
  3. Step 3: Cross multiply
    14,255.75x = 21,372.09 × 5,942.03
  4. Step 4: Simplify right side
    14,255.75x = 126,993,599.94
  5. Step 5: Solve for x
    x = 126,993,599.94/14,255.75
  6. Step 6: Final answer
    x = 8,908.24

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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.