Home / 23,523.78-32,462.69-12,768.87

Finding the Fourth Proportional to 23,523.78, 32,462.69 and 12,768.87

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Solution

The fourth proportional to 23,523.78, 32,462.69 and 12,768.87 is: 17,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,523.78 : 32,462.69 = 12,768.87 : x
  2. Step 2: Convert to fraction form
    23,523.78/32,462.69 = 12,768.87/x
  3. Step 3: Cross multiply
    23,523.78x = 32,462.69 × 12,768.87
  4. Step 4: Simplify right side
    23,523.78x = 414,511,804.62
  5. Step 5: Solve for x
    x = 414,511,804.62/23,523.78
  6. Step 6: Final answer
    x = 17,620.97

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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.