Home / 12,766.35-19,149.54-4,001.96

Finding the Fourth Proportional to 12,766.35, 19,149.54 and 4,001.96

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Solution

The fourth proportional to 12,766.35, 19,149.54 and 4,001.96 is: 6,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.35 : 19,149.54 = 4,001.96 : x
  2. Step 2: Convert to fraction form
    12,766.35/19,149.54 = 4,001.96/x
  3. Step 3: Cross multiply
    12,766.35x = 19,149.54 × 4,001.96
  4. Step 4: Simplify right side
    12,766.35x = 76,635,597.35
  5. Step 5: Solve for x
    x = 76,635,597.35/12,766.35
  6. Step 6: Final answer
    x = 6,002.94

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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.