Home / 19,616.67-29,408.45-8,514.99

Finding the Fourth Proportional to 19,616.67, 29,408.45 and 8,514.99

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Solution

The fourth proportional to 19,616.67, 29,408.45 and 8,514.99 is: 12,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.67 : 29,408.45 = 8,514.99 : x
  2. Step 2: Convert to fraction form
    19,616.67/29,408.45 = 8,514.99/x
  3. Step 3: Cross multiply
    19,616.67x = 29,408.45 × 8,514.99
  4. Step 4: Simplify right side
    19,616.67x = 250,412,615.09
  5. Step 5: Solve for x
    x = 250,412,615.09/19,616.67
  6. Step 6: Final answer
    x = 12,765.30

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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.