Home / 13,982.60-19,295.99-7,694.97

Finding the Fourth Proportional to 13,982.60, 19,295.99 and 7,694.97

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Solution

The fourth proportional to 13,982.60, 19,295.99 and 7,694.97 is: 10,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.60 : 19,295.99 = 7,694.97 : x
  2. Step 2: Convert to fraction form
    13,982.60/19,295.99 = 7,694.97/x
  3. Step 3: Cross multiply
    13,982.60x = 19,295.99 × 7,694.97
  4. Step 4: Simplify right side
    13,982.60x = 148,482,025.70
  5. Step 5: Solve for x
    x = 148,482,025.70/13,982.60
  6. Step 6: Final answer
    x = 10,619.06

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1.5x scale

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.