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Finding the Fourth Proportional to 12,466.98, 18,700.47 and 3,232.98

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Solution

The fourth proportional to 12,466.98, 18,700.47 and 3,232.98 is: 4,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.98 : 18,700.47 = 3,232.98 : x
  2. Step 2: Convert to fraction form
    12,466.98/18,700.47 = 3,232.98/x
  3. Step 3: Cross multiply
    12,466.98x = 18,700.47 × 3,232.98
  4. Step 4: Simplify right side
    12,466.98x = 60,458,245.50
  5. Step 5: Solve for x
    x = 60,458,245.50/12,466.98
  6. Step 6: Final answer
    x = 4,849.47

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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.