Home / 45,378.18-68,067.34-17,676.18

Finding the Fourth Proportional to 45,378.18, 68,067.34 and 17,676.18

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Solution

The fourth proportional to 45,378.18, 68,067.34 and 17,676.18 is: 26,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.18 : 68,067.34 = 17,676.18 : x
  2. Step 2: Convert to fraction form
    45,378.18/68,067.34 = 17,676.18/x
  3. Step 3: Cross multiply
    45,378.18x = 68,067.34 × 17,676.18
  4. Step 4: Simplify right side
    45,378.18x = 1,203,170,553.96
  5. Step 5: Solve for x
    x = 1,203,170,553.96/45,378.18
  6. Step 6: Final answer
    x = 26,514.30

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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.