Home / 12,552.36-18,817.37-4,766.64

Finding the Fourth Proportional to 12,552.36, 18,817.37 and 4,766.64

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Solution

The fourth proportional to 12,552.36, 18,817.37 and 4,766.64 is: 7,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.36 : 18,817.37 = 4,766.64 : x
  2. Step 2: Convert to fraction form
    12,552.36/18,817.37 = 4,766.64/x
  3. Step 3: Cross multiply
    12,552.36x = 18,817.37 × 4,766.64
  4. Step 4: Simplify right side
    12,552.36x = 89,695,604.70
  5. Step 5: Solve for x
    x = 89,695,604.70/12,552.36
  6. Step 6: Final answer
    x = 7,145.72

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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.