Home / 13,072.66-19,611.34-4,764.33

Finding the Fourth Proportional to 13,072.66, 19,611.34 and 4,764.33

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Solution

The fourth proportional to 13,072.66, 19,611.34 and 4,764.33 is: 7,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.66 : 19,611.34 = 4,764.33 : x
  2. Step 2: Convert to fraction form
    13,072.66/19,611.34 = 4,764.33/x
  3. Step 3: Cross multiply
    13,072.66x = 19,611.34 × 4,764.33
  4. Step 4: Simplify right side
    13,072.66x = 93,434,883.59
  5. Step 5: Solve for x
    x = 93,434,883.59/13,072.66
  6. Step 6: Final answer
    x = 7,147.35

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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.