Home / 36,537.56-50,420.87-20,404.43

Finding the Fourth Proportional to 36,537.56, 50,420.87 and 20,404.43

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Solution

The fourth proportional to 36,537.56, 50,420.87 and 20,404.43 is: 28,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,537.56 : 50,420.87 = 20,404.43 : x
  2. Step 2: Convert to fraction form
    36,537.56/50,420.87 = 20,404.43/x
  3. Step 3: Cross multiply
    36,537.56x = 50,420.87 × 20,404.43
  4. Step 4: Simplify right side
    36,537.56x = 1,028,808,758.33
  5. Step 5: Solve for x
    x = 1,028,808,758.33/36,537.56
  6. Step 6: Final answer
    x = 28,157.57

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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.