Home / 22,185.30-33,279.54-6,986.55

Finding the Fourth Proportional to 22,185.30, 33,279.54 and 6,986.55

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Solution

The fourth proportional to 22,185.30, 33,279.54 and 6,986.55 is: 10,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,185.30 : 33,279.54 = 6,986.55 : x
  2. Step 2: Convert to fraction form
    22,185.30/33,279.54 = 6,986.55/x
  3. Step 3: Cross multiply
    22,185.30x = 33,279.54 × 6,986.55
  4. Step 4: Simplify right side
    22,185.30x = 232,509,170.19
  5. Step 5: Solve for x
    x = 232,509,170.19/22,185.30
  6. Step 6: Final answer
    x = 10,480.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.