Home / 36,300.35-50,082.26-20,381.42

Finding the Fourth Proportional to 36,300.35, 50,082.26 and 20,381.42

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Solution

The fourth proportional to 36,300.35, 50,082.26 and 20,381.42 is: 28,119.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,300.35 : 50,082.26 = 20,381.42 : x
  2. Step 2: Convert to fraction form
    36,300.35/50,082.26 = 20,381.42/x
  3. Step 3: Cross multiply
    36,300.35x = 50,082.26 × 20,381.42
  4. Step 4: Simplify right side
    36,300.35x = 1,020,747,223.29
  5. Step 5: Solve for x
    x = 1,020,747,223.29/36,300.35
  6. Step 6: Final answer
    x = 28,119.49

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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.