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Finding the Fourth Proportional to 34,745.88, 52,118.82 and 8,450.64

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Solution

The fourth proportional to 34,745.88, 52,118.82 and 8,450.64 is: 12,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,745.88 : 52,118.82 = 8,450.64 : x
  2. Step 2: Convert to fraction form
    34,745.88/52,118.82 = 8,450.64/x
  3. Step 3: Cross multiply
    34,745.88x = 52,118.82 × 8,450.64
  4. Step 4: Simplify right side
    34,745.88x = 440,437,385.04
  5. Step 5: Solve for x
    x = 440,437,385.04/34,745.88
  6. Step 6: Final answer
    x = 12,675.96

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Similar ratio
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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.