Home / 36,155.43-54,240.44-12,798.27

Finding the Fourth Proportional to 36,155.43, 54,240.44 and 12,798.27

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Solution

The fourth proportional to 36,155.43, 54,240.44 and 12,798.27 is: 19,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.43 : 54,240.44 = 12,798.27 : x
  2. Step 2: Convert to fraction form
    36,155.43/54,240.44 = 12,798.27/x
  3. Step 3: Cross multiply
    36,155.43x = 54,240.44 × 12,798.27
  4. Step 4: Simplify right side
    36,155.43x = 694,183,732.05
  5. Step 5: Solve for x
    x = 694,183,732.05/36,155.43
  6. Step 6: Final answer
    x = 19,199.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.