Home / 36,451.63-50,301.46-20,320.70

Finding the Fourth Proportional to 36,451.63, 50,301.46 and 20,320.70

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Solution

The fourth proportional to 36,451.63, 50,301.46 and 20,320.70 is: 28,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.63 : 50,301.46 = 20,320.70 : x
  2. Step 2: Convert to fraction form
    36,451.63/50,301.46 = 20,320.70/x
  3. Step 3: Cross multiply
    36,451.63x = 50,301.46 × 20,320.70
  4. Step 4: Simplify right side
    36,451.63x = 1,022,160,652.12
  5. Step 5: Solve for x
    x = 1,022,160,652.12/36,451.63
  6. Step 6: Final answer
    x = 28,041.56

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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.