Home / 19,523.86-29,282.25-5,480.44

Finding the Fourth Proportional to 19,523.86, 29,282.25 and 5,480.44

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Solution

The fourth proportional to 19,523.86, 29,282.25 and 5,480.44 is: 8,219.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.86 : 29,282.25 = 5,480.44 : x
  2. Step 2: Convert to fraction form
    19,523.86/29,282.25 = 5,480.44/x
  3. Step 3: Cross multiply
    19,523.86x = 29,282.25 × 5,480.44
  4. Step 4: Simplify right side
    19,523.86x = 160,479,540.98
  5. Step 5: Solve for x
    x = 160,479,540.98/19,523.86
  6. Step 6: Final answer
    x = 8,219.66

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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.