Home / 38,963.09-53,769.07-22,196.09

Finding the Fourth Proportional to 38,963.09, 53,769.07 and 22,196.09

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Solution

The fourth proportional to 38,963.09, 53,769.07 and 22,196.09 is: 30,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.09 : 53,769.07 = 22,196.09 : x
  2. Step 2: Convert to fraction form
    38,963.09/53,769.07 = 22,196.09/x
  3. Step 3: Cross multiply
    38,963.09x = 53,769.07 × 22,196.09
  4. Step 4: Simplify right side
    38,963.09x = 1,193,463,116.94
  5. Step 5: Solve for x
    x = 1,193,463,116.94/38,963.09
  6. Step 6: Final answer
    x = 30,630.61

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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.