Home / 36,629.69-50,553.63-20,713.79

Finding the Fourth Proportional to 36,629.69, 50,553.63 and 20,713.79

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Solution

The fourth proportional to 36,629.69, 50,553.63 and 20,713.79 is: 28,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,629.69 : 50,553.63 = 20,713.79 : x
  2. Step 2: Convert to fraction form
    36,629.69/50,553.63 = 20,713.79/x
  3. Step 3: Cross multiply
    36,629.69x = 50,553.63 × 20,713.79
  4. Step 4: Simplify right side
    36,629.69x = 1,047,157,401.94
  5. Step 5: Solve for x
    x = 1,047,157,401.94/36,629.69
  6. Step 6: Final answer
    x = 28,587.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.