Home / 18,571.02-25,627.72-10,072.97

Finding the Fourth Proportional to 18,571.02, 25,627.72 and 10,072.97

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Solution

The fourth proportional to 18,571.02, 25,627.72 and 10,072.97 is: 13,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,571.02 : 25,627.72 = 10,072.97 : x
  2. Step 2: Convert to fraction form
    18,571.02/25,627.72 = 10,072.97/x
  3. Step 3: Cross multiply
    18,571.02x = 25,627.72 × 10,072.97
  4. Step 4: Simplify right side
    18,571.02x = 258,147,254.73
  5. Step 5: Solve for x
    x = 258,147,254.73/18,571.02
  6. Step 6: Final answer
    x = 13,900.54

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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.