Home / 36,550.08-50,438.07-20,636.01

Finding the Fourth Proportional to 36,550.08, 50,438.07 and 20,636.01

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Solution

The fourth proportional to 36,550.08, 50,438.07 and 20,636.01 is: 28,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550.08 : 50,438.07 = 20,636.01 : x
  2. Step 2: Convert to fraction form
    36,550.08/50,438.07 = 20,636.01/x
  3. Step 3: Cross multiply
    36,550.08x = 50,438.07 × 20,636.01
  4. Step 4: Simplify right side
    36,550.08x = 1,040,840,516.90
  5. Step 5: Solve for x
    x = 1,040,840,516.90/36,550.08
  6. Step 6: Final answer
    x = 28,477.11

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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.