Home / 19,679.73-29,511.96-6,528.57

Finding the Fourth Proportional to 19,679.73, 29,511.96 and 6,528.57

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Solution

The fourth proportional to 19,679.73, 29,511.96 and 6,528.57 is: 9,790.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,679.73 : 29,511.96 = 6,528.57 : x
  2. Step 2: Convert to fraction form
    19,679.73/29,511.96 = 6,528.57/x
  3. Step 3: Cross multiply
    19,679.73x = 29,511.96 × 6,528.57
  4. Step 4: Simplify right side
    19,679.73x = 192,670,896.70
  5. Step 5: Solve for x
    x = 192,670,896.70/19,679.73
  6. Step 6: Final answer
    x = 9,790.32

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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.