Home / 45,676.18-68,514.30-12,396.25

Finding the Fourth Proportional to 45,676.18, 68,514.30 and 12,396.25

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Solution

The fourth proportional to 45,676.18, 68,514.30 and 12,396.25 is: 18,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,676.18 : 68,514.30 = 12,396.25 : x
  2. Step 2: Convert to fraction form
    45,676.18/68,514.30 = 12,396.25/x
  3. Step 3: Cross multiply
    45,676.18x = 68,514.30 × 12,396.25
  4. Step 4: Simplify right side
    45,676.18x = 849,320,391.38
  5. Step 5: Solve for x
    x = 849,320,391.38/45,676.18
  6. Step 6: Final answer
    x = 18,594.38

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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.