Home / 36,630.92-50,550.36-20,715.32

Finding the Fourth Proportional to 36,630.92, 50,550.36 and 20,715.32

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Solution

The fourth proportional to 36,630.92, 50,550.36 and 20,715.32 is: 28,586.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630.92 : 50,550.36 = 20,715.32 : x
  2. Step 2: Convert to fraction form
    36,630.92/50,550.36 = 20,715.32/x
  3. Step 3: Cross multiply
    36,630.92x = 50,550.36 × 20,715.32
  4. Step 4: Simplify right side
    36,630.92x = 1,047,166,883.52
  5. Step 5: Solve for x
    x = 1,047,166,883.52/36,630.92
  6. Step 6: Final answer
    x = 28,586.97

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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.