Home / 36,706.45-50,653.21-20,791.03

Finding the Fourth Proportional to 36,706.45, 50,653.21 and 20,791.03

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Solution

The fourth proportional to 36,706.45, 50,653.21 and 20,791.03 is: 28,690.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.45 : 50,653.21 = 20,791.03 : x
  2. Step 2: Convert to fraction form
    36,706.45/50,653.21 = 20,791.03/x
  3. Step 3: Cross multiply
    36,706.45x = 50,653.21 × 20,791.03
  4. Step 4: Simplify right side
    36,706.45x = 1,053,132,408.71
  5. Step 5: Solve for x
    x = 1,053,132,408.71/36,706.45
  6. Step 6: Final answer
    x = 28,690.66

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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.