Home / 36,700.05-50,645.94-20,784.77

Finding the Fourth Proportional to 36,700.05, 50,645.94 and 20,784.77

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Solution

The fourth proportional to 36,700.05, 50,645.94 and 20,784.77 is: 28,682.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.05 : 50,645.94 = 20,784.77 : x
  2. Step 2: Convert to fraction form
    36,700.05/50,645.94 = 20,784.77/x
  3. Step 3: Cross multiply
    36,700.05x = 50,645.94 × 20,784.77
  4. Step 4: Simplify right side
    36,700.05x = 1,052,663,961.10
  5. Step 5: Solve for x
    x = 1,052,663,961.10/36,700.05
  6. Step 6: Final answer
    x = 28,682.90

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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.