Home / 36,154.80-49,896.72-20,242.26

Finding the Fourth Proportional to 36,154.80, 49,896.72 and 20,242.26

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Solution

The fourth proportional to 36,154.80, 49,896.72 and 20,242.26 is: 27,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.80 : 49,896.72 = 20,242.26 : x
  2. Step 2: Convert to fraction form
    36,154.80/49,896.72 = 20,242.26/x
  3. Step 3: Cross multiply
    36,154.80x = 49,896.72 × 20,242.26
  4. Step 4: Simplify right side
    36,154.80x = 1,010,022,379.39
  5. Step 5: Solve for x
    x = 1,010,022,379.39/36,154.80
  6. Step 6: Final answer
    x = 27,936.05

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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.