Home / 36,756.36-50,720.85-20,843.37

Finding the Fourth Proportional to 36,756.36, 50,720.85 and 20,843.37

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Solution

The fourth proportional to 36,756.36, 50,720.85 and 20,843.37 is: 28,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.36 : 50,720.85 = 20,843.37 : x
  2. Step 2: Convert to fraction form
    36,756.36/50,720.85 = 20,843.37/x
  3. Step 3: Cross multiply
    36,756.36x = 50,720.85 × 20,843.37
  4. Step 4: Simplify right side
    36,756.36x = 1,057,193,443.26
  5. Step 5: Solve for x
    x = 1,057,193,443.26/36,756.36
  6. Step 6: Final answer
    x = 28,762.19

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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.