Home / 36,329.08-50,128.70-20,410.46

Finding the Fourth Proportional to 36,329.08, 50,128.70 and 20,410.46

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Solution

The fourth proportional to 36,329.08, 50,128.70 and 20,410.46 is: 28,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,329.08 : 50,128.70 = 20,410.46 : x
  2. Step 2: Convert to fraction form
    36,329.08/50,128.70 = 20,410.46/x
  3. Step 3: Cross multiply
    36,329.08x = 50,128.70 × 20,410.46
  4. Step 4: Simplify right side
    36,329.08x = 1,023,149,826.20
  5. Step 5: Solve for x
    x = 1,023,149,826.20/36,329.08
  6. Step 6: Final answer
    x = 28,163.38

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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.