Home / 13,982.61-19,295.33-7,694.85

Finding the Fourth Proportional to 13,982.61, 19,295.33 and 7,694.85

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Solution

The fourth proportional to 13,982.61, 19,295.33 and 7,694.85 is: 10,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.61 : 19,295.33 = 7,694.85 : x
  2. Step 2: Convert to fraction form
    13,982.61/19,295.33 = 7,694.85/x
  3. Step 3: Cross multiply
    13,982.61x = 19,295.33 × 7,694.85
  4. Step 4: Simplify right side
    13,982.61x = 148,474,631.58
  5. Step 5: Solve for x
    x = 148,474,631.58/13,982.61
  6. Step 6: Final answer
    x = 10,618.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.