Home / 33,136.56-49,704.84-12,078.18

Finding the Fourth Proportional to 33,136.56, 49,704.84 and 12,078.18

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Solution

The fourth proportional to 33,136.56, 49,704.84 and 12,078.18 is: 18,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.56 : 49,704.84 = 12,078.18 : x
  2. Step 2: Convert to fraction form
    33,136.56/49,704.84 = 12,078.18/x
  3. Step 3: Cross multiply
    33,136.56x = 49,704.84 × 12,078.18
  4. Step 4: Simplify right side
    33,136.56x = 600,344,004.39
  5. Step 5: Solve for x
    x = 600,344,004.39/33,136.56
  6. Step 6: Final answer
    x = 18,117.27

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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.