Home / 12,010.75-16,570.07-8,025.55

Finding the Fourth Proportional to 12,010.75, 16,570.07 and 8,025.55

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Solution

The fourth proportional to 12,010.75, 16,570.07 and 8,025.55 is: 11,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.75 : 16,570.07 = 8,025.55 : x
  2. Step 2: Convert to fraction form
    12,010.75/16,570.07 = 8,025.55/x
  3. Step 3: Cross multiply
    12,010.75x = 16,570.07 × 8,025.55
  4. Step 4: Simplify right side
    12,010.75x = 132,983,843.74
  5. Step 5: Solve for x
    x = 132,983,843.74/12,010.75
  6. Step 6: Final answer
    x = 11,072.07

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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.