Home / 17,368.11-23,958.23-10,992.78

Finding the Fourth Proportional to 17,368.11, 23,958.23 and 10,992.78

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Solution

The fourth proportional to 17,368.11, 23,958.23 and 10,992.78 is: 15,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.11 : 23,958.23 = 10,992.78 : x
  2. Step 2: Convert to fraction form
    17,368.11/23,958.23 = 10,992.78/x
  3. Step 3: Cross multiply
    17,368.11x = 23,958.23 × 10,992.78
  4. Step 4: Simplify right side
    17,368.11x = 263,367,496.62
  5. Step 5: Solve for x
    x = 263,367,496.62/17,368.11
  6. Step 6: Final answer
    x = 15,163.85

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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.