Home / 36,572.21-50,469.89-20,656.32

Finding the Fourth Proportional to 36,572.21, 50,469.89 and 20,656.32

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Solution

The fourth proportional to 36,572.21, 50,469.89 and 20,656.32 is: 28,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572.21 : 50,469.89 = 20,656.32 : x
  2. Step 2: Convert to fraction form
    36,572.21/50,469.89 = 20,656.32/x
  3. Step 3: Cross multiply
    36,572.21x = 50,469.89 × 20,656.32
  4. Step 4: Simplify right side
    36,572.21x = 1,042,521,905.66
  5. Step 5: Solve for x
    x = 1,042,521,905.66/36,572.21
  6. Step 6: Final answer
    x = 28,505.85

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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.