Home / 38,963.80-53,770.62-22,196.44

Finding the Fourth Proportional to 38,963.80, 53,770.62 and 22,196.44

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Solution

The fourth proportional to 38,963.80, 53,770.62 and 22,196.44 is: 30,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.80 : 53,770.62 = 22,196.44 : x
  2. Step 2: Convert to fraction form
    38,963.80/53,770.62 = 22,196.44/x
  3. Step 3: Cross multiply
    38,963.80x = 53,770.62 × 22,196.44
  4. Step 4: Simplify right side
    38,963.80x = 1,193,516,340.59
  5. Step 5: Solve for x
    x = 1,193,516,340.59/38,963.80
  6. Step 6: Final answer
    x = 30,631.42

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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.