Home / 13,232.82-19,813.62-6,979.80

Finding the Fourth Proportional to 13,232.82, 19,813.62 and 6,979.80

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Solution

The fourth proportional to 13,232.82, 19,813.62 and 6,979.80 is: 10,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.82 : 19,813.62 = 6,979.80 : x
  2. Step 2: Convert to fraction form
    13,232.82/19,813.62 = 6,979.80/x
  3. Step 3: Cross multiply
    13,232.82x = 19,813.62 × 6,979.80
  4. Step 4: Simplify right side
    13,232.82x = 138,295,104.88
  5. Step 5: Solve for x
    x = 138,295,104.88/13,232.82
  6. Step 6: Final answer
    x = 10,450.92

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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.