Home / 36,641.32-50,563.02-20,728.96

Finding the Fourth Proportional to 36,641.32, 50,563.02 and 20,728.96

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Solution

The fourth proportional to 36,641.32, 50,563.02 and 20,728.96 is: 28,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641.32 : 50,563.02 = 20,728.96 : x
  2. Step 2: Convert to fraction form
    36,641.32/50,563.02 = 20,728.96/x
  3. Step 3: Cross multiply
    36,641.32x = 50,563.02 × 20,728.96
  4. Step 4: Simplify right side
    36,641.32x = 1,048,118,819.06
  5. Step 5: Solve for x
    x = 1,048,118,819.06/36,641.32
  6. Step 6: Final answer
    x = 28,604.83

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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.