Home / 36,086.33-49,798.22-20,172.26

Finding the Fourth Proportional to 36,086.33, 49,798.22 and 20,172.26

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Solution

The fourth proportional to 36,086.33, 49,798.22 and 20,172.26 is: 27,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.33 : 49,798.22 = 20,172.26 : x
  2. Step 2: Convert to fraction form
    36,086.33/49,798.22 = 20,172.26/x
  3. Step 3: Cross multiply
    36,086.33x = 49,798.22 × 20,172.26
  4. Step 4: Simplify right side
    36,086.33x = 1,004,542,291.52
  5. Step 5: Solve for x
    x = 1,004,542,291.52/36,086.33
  6. Step 6: Final answer
    x = 27,837.20

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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.