Home / 12,766.70-19,150.04-4,001.61

Finding the Fourth Proportional to 12,766.70, 19,150.04 and 4,001.61

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Solution

The fourth proportional to 12,766.70, 19,150.04 and 4,001.61 is: 6,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.70 : 19,150.04 = 4,001.61 : x
  2. Step 2: Convert to fraction form
    12,766.70/19,150.04 = 4,001.61/x
  3. Step 3: Cross multiply
    12,766.70x = 19,150.04 × 4,001.61
  4. Step 4: Simplify right side
    12,766.70x = 76,630,991.56
  5. Step 5: Solve for x
    x = 76,630,991.56/12,766.70
  6. Step 6: Final answer
    x = 6,002.41

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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.