Home / 22,211.70-33,194.69-19,898.94

Finding the Fourth Proportional to 22,211.70, 33,194.69 and 19,898.94

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Solution

The fourth proportional to 22,211.70, 33,194.69 and 19,898.94 is: 29,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,211.70 : 33,194.69 = 19,898.94 : x
  2. Step 2: Convert to fraction form
    22,211.70/33,194.69 = 19,898.94/x
  3. Step 3: Cross multiply
    22,211.70x = 33,194.69 × 19,898.94
  4. Step 4: Simplify right side
    22,211.70x = 660,539,045.13
  5. Step 5: Solve for x
    x = 660,539,045.13/22,211.70
  6. Step 6: Final answer
    x = 29,738.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.