Home / 15,512.08-23,231.06-8,481.58

Finding the Fourth Proportional to 15,512.08, 23,231.06 and 8,481.58

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Solution

The fourth proportional to 15,512.08, 23,231.06 and 8,481.58 is: 12,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.08 : 23,231.06 = 8,481.58 : x
  2. Step 2: Convert to fraction form
    15,512.08/23,231.06 = 8,481.58/x
  3. Step 3: Cross multiply
    15,512.08x = 23,231.06 × 8,481.58
  4. Step 4: Simplify right side
    15,512.08x = 197,036,093.87
  5. Step 5: Solve for x
    x = 197,036,093.87/15,512.08
  6. Step 6: Final answer
    x = 12,702.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.