Home / 36,682.59-50,621.71-20,766.90

Finding the Fourth Proportional to 36,682.59, 50,621.71 and 20,766.90

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Solution

The fourth proportional to 36,682.59, 50,621.71 and 20,766.90 is: 28,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,682.59 : 50,621.71 = 20,766.90 : x
  2. Step 2: Convert to fraction form
    36,682.59/50,621.71 = 20,766.90/x
  3. Step 3: Cross multiply
    36,682.59x = 50,621.71 × 20,766.90
  4. Step 4: Simplify right side
    36,682.59x = 1,051,256,205.19
  5. Step 5: Solve for x
    x = 1,051,256,205.19/36,682.59
  6. Step 6: Final answer
    x = 28,658.18

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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.