Home / 38,596.44-53,273.10-21,839.16

Finding the Fourth Proportional to 38,596.44, 53,273.10 and 21,839.16

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Solution

The fourth proportional to 38,596.44, 53,273.10 and 21,839.16 is: 30,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,596.44 : 53,273.10 = 21,839.16 : x
  2. Step 2: Convert to fraction form
    38,596.44/53,273.10 = 21,839.16/x
  3. Step 3: Cross multiply
    38,596.44x = 53,273.10 × 21,839.16
  4. Step 4: Simplify right side
    38,596.44x = 1,163,439,754.60
  5. Step 5: Solve for x
    x = 1,163,439,754.60/38,596.44
  6. Step 6: Final answer
    x = 30,143.71

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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.