Home / 12,684.99-19,035.01-7,067.37

Finding the Fourth Proportional to 12,684.99, 19,035.01 and 7,067.37

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Solution

The fourth proportional to 12,684.99, 19,035.01 and 7,067.37 is: 10,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684.99 : 19,035.01 = 7,067.37 : x
  2. Step 2: Convert to fraction form
    12,684.99/19,035.01 = 7,067.37/x
  3. Step 3: Cross multiply
    12,684.99x = 19,035.01 × 7,067.37
  4. Step 4: Simplify right side
    12,684.99x = 134,527,338.48
  5. Step 5: Solve for x
    x = 134,527,338.48/12,684.99
  6. Step 6: Final answer
    x = 10,605.23

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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.