Home / 36,534.35-50,418.07-20,615.72

Finding the Fourth Proportional to 36,534.35, 50,418.07 and 20,615.72

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Solution

The fourth proportional to 36,534.35, 50,418.07 and 20,615.72 is: 28,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.35 : 50,418.07 = 20,615.72 : x
  2. Step 2: Convert to fraction form
    36,534.35/50,418.07 = 20,615.72/x
  3. Step 3: Cross multiply
    36,534.35x = 50,418.07 × 20,615.72
  4. Step 4: Simplify right side
    36,534.35x = 1,039,404,814.06
  5. Step 5: Solve for x
    x = 1,039,404,814.06/36,534.35
  6. Step 6: Final answer
    x = 28,450.07

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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.