Home / 36,787.76-50,763.58-20,651.36

Finding the Fourth Proportional to 36,787.76, 50,763.58 and 20,651.36

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Solution

The fourth proportional to 36,787.76, 50,763.58 and 20,651.36 is: 28,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.76 : 50,763.58 = 20,651.36 : x
  2. Step 2: Convert to fraction form
    36,787.76/50,763.58 = 20,651.36/x
  3. Step 3: Cross multiply
    36,787.76x = 50,763.58 × 20,651.36
  4. Step 4: Simplify right side
    36,787.76x = 1,048,336,965.47
  5. Step 5: Solve for x
    x = 1,048,336,965.47/36,787.76
  6. Step 6: Final answer
    x = 28,496.90

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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.