Home / 30,083.20-41,514.48-16,654.56

Finding the Fourth Proportional to 30,083.20, 41,514.48 and 16,654.56

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Solution

The fourth proportional to 30,083.20, 41,514.48 and 16,654.56 is: 22,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,083.20 : 41,514.48 = 16,654.56 : x
  2. Step 2: Convert to fraction form
    30,083.20/41,514.48 = 16,654.56/x
  3. Step 3: Cross multiply
    30,083.20x = 41,514.48 × 16,654.56
  4. Step 4: Simplify right side
    30,083.20x = 691,405,398.03
  5. Step 5: Solve for x
    x = 691,405,398.03/30,083.20
  6. Step 6: Final answer
    x = 22,983.11

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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.