Home / 15,338.82-22,993.89-13,969.23

Finding the Fourth Proportional to 15,338.82, 22,993.89 and 13,969.23

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Solution

The fourth proportional to 15,338.82, 22,993.89 and 13,969.23 is: 20,940.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338.82 : 22,993.89 = 13,969.23 : x
  2. Step 2: Convert to fraction form
    15,338.82/22,993.89 = 13,969.23/x
  3. Step 3: Cross multiply
    15,338.82x = 22,993.89 × 13,969.23
  4. Step 4: Simplify right side
    15,338.82x = 321,206,938.00
  5. Step 5: Solve for x
    x = 321,206,938.00/15,338.82
  6. Step 6: Final answer
    x = 20,940.79

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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.