Home / 36,218.54-49,986.71-20,089.41

Finding the Fourth Proportional to 36,218.54, 49,986.71 and 20,089.41

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Solution

The fourth proportional to 36,218.54, 49,986.71 and 20,089.41 is: 27,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.54 : 49,986.71 = 20,089.41 : x
  2. Step 2: Convert to fraction form
    36,218.54/49,986.71 = 20,089.41/x
  3. Step 3: Cross multiply
    36,218.54x = 49,986.71 × 20,089.41
  4. Step 4: Simplify right side
    36,218.54x = 1,004,203,511.74
  5. Step 5: Solve for x
    x = 1,004,203,511.74/36,218.54
  6. Step 6: Final answer
    x = 27,726.23

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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.