Home / 33,771.55-50,626.35-12,979.39

Finding the Fourth Proportional to 33,771.55, 50,626.35 and 12,979.39

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Solution

The fourth proportional to 33,771.55, 50,626.35 and 12,979.39 is: 19,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,771.55 : 50,626.35 = 12,979.39 : x
  2. Step 2: Convert to fraction form
    33,771.55/50,626.35 = 12,979.39/x
  3. Step 3: Cross multiply
    33,771.55x = 50,626.35 × 12,979.39
  4. Step 4: Simplify right side
    33,771.55x = 657,099,140.93
  5. Step 5: Solve for x
    x = 657,099,140.93/33,771.55
  6. Step 6: Final answer
    x = 19,457.18

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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.