Home / 36,537.22-50,416.32-20,402.56

Finding the Fourth Proportional to 36,537.22, 50,416.32 and 20,402.56

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Solution

The fourth proportional to 36,537.22, 50,416.32 and 20,402.56 is: 28,152.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,537.22 : 50,416.32 = 20,402.56 : x
  2. Step 2: Convert to fraction form
    36,537.22/50,416.32 = 20,402.56/x
  3. Step 3: Cross multiply
    36,537.22x = 50,416.32 × 20,402.56
  4. Step 4: Simplify right side
    36,537.22x = 1,028,621,993.78
  5. Step 5: Solve for x
    x = 1,028,621,993.78/36,537.22
  6. Step 6: Final answer
    x = 28,152.72

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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.