Home / 36,638.66-50,558.94-20,503.26

Finding the Fourth Proportional to 36,638.66, 50,558.94 and 20,503.26

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Solution

The fourth proportional to 36,638.66, 50,558.94 and 20,503.26 is: 28,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.66 : 50,558.94 = 20,503.26 : x
  2. Step 2: Convert to fraction form
    36,638.66/50,558.94 = 20,503.26/x
  3. Step 3: Cross multiply
    36,638.66x = 50,558.94 × 20,503.26
  4. Step 4: Simplify right side
    36,638.66x = 1,036,623,092.14
  5. Step 5: Solve for x
    x = 1,036,623,092.14/36,638.66
  6. Step 6: Final answer
    x = 28,293.15

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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.