Home / 23,379.32-32,262.96-12,768.99

Finding the Fourth Proportional to 23,379.32, 32,262.96 and 12,768.99

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Solution

The fourth proportional to 23,379.32, 32,262.96 and 12,768.99 is: 17,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.32 : 32,262.96 = 12,768.99 : x
  2. Step 2: Convert to fraction form
    23,379.32/32,262.96 = 12,768.99/x
  3. Step 3: Cross multiply
    23,379.32x = 32,262.96 × 12,768.99
  4. Step 4: Simplify right side
    23,379.32x = 411,965,494.27
  5. Step 5: Solve for x
    x = 411,965,494.27/23,379.32
  6. Step 6: Final answer
    x = 17,620.94

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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.