Home / 36,223.88-49,989.94-20,308.04

Finding the Fourth Proportional to 36,223.88, 49,989.94 and 20,308.04

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Solution

The fourth proportional to 36,223.88, 49,989.94 and 20,308.04 is: 28,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,223.88 : 49,989.94 = 20,308.04 : x
  2. Step 2: Convert to fraction form
    36,223.88/49,989.94 = 20,308.04/x
  3. Step 3: Cross multiply
    36,223.88x = 49,989.94 × 20,308.04
  4. Step 4: Simplify right side
    36,223.88x = 1,015,197,701.12
  5. Step 5: Solve for x
    x = 1,015,197,701.12/36,223.88
  6. Step 6: Final answer
    x = 28,025.65

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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.