Home / 36,505.28-50,384.58-20,590.04

Finding the Fourth Proportional to 36,505.28, 50,384.58 and 20,590.04

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Solution

The fourth proportional to 36,505.28, 50,384.58 and 20,590.04 is: 28,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,505.28 : 50,384.58 = 20,590.04 : x
  2. Step 2: Convert to fraction form
    36,505.28/50,384.58 = 20,590.04/x
  3. Step 3: Cross multiply
    36,505.28x = 50,384.58 × 20,590.04
  4. Step 4: Simplify right side
    36,505.28x = 1,037,420,517.58
  5. Step 5: Solve for x
    x = 1,037,420,517.58/36,505.28
  6. Step 6: Final answer
    x = 28,418.37

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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.