Home / 33,720.41-50,586.09-12,662.11

Finding the Fourth Proportional to 33,720.41, 50,586.09 and 12,662.11

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Solution

The fourth proportional to 33,720.41, 50,586.09 and 12,662.11 is: 18,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.41 : 50,586.09 = 12,662.11 : x
  2. Step 2: Convert to fraction form
    33,720.41/50,586.09 = 12,662.11/x
  3. Step 3: Cross multiply
    33,720.41x = 50,586.09 × 12,662.11
  4. Step 4: Simplify right side
    33,720.41x = 640,526,636.05
  5. Step 5: Solve for x
    x = 640,526,636.05/33,720.41
  6. Step 6: Final answer
    x = 18,995.22

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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.