Home / 11,941.12-17,859.29-10,634.09

Finding the Fourth Proportional to 11,941.12, 17,859.29 and 10,634.09

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Solution

The fourth proportional to 11,941.12, 17,859.29 and 10,634.09 is: 15,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.12 : 17,859.29 = 10,634.09 : x
  2. Step 2: Convert to fraction form
    11,941.12/17,859.29 = 10,634.09/x
  3. Step 3: Cross multiply
    11,941.12x = 17,859.29 × 10,634.09
  4. Step 4: Simplify right side
    11,941.12x = 189,917,154.73
  5. Step 5: Solve for x
    x = 189,917,154.73/11,941.12
  6. Step 6: Final answer
    x = 15,904.47

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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.