Home / 22,138.94-33,208.56-6,556.70

Finding the Fourth Proportional to 22,138.94, 33,208.56 and 6,556.70

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Solution

The fourth proportional to 22,138.94, 33,208.56 and 6,556.70 is: 9,835.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.94 : 33,208.56 = 6,556.70 : x
  2. Step 2: Convert to fraction form
    22,138.94/33,208.56 = 6,556.70/x
  3. Step 3: Cross multiply
    22,138.94x = 33,208.56 × 6,556.70
  4. Step 4: Simplify right side
    22,138.94x = 217,738,565.35
  5. Step 5: Solve for x
    x = 217,738,565.35/22,138.94
  6. Step 6: Final answer
    x = 9,835.09

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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.