Home / 15,941.26-23,911.69-7,169.97

Finding the Fourth Proportional to 15,941.26, 23,911.69 and 7,169.97

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Solution

The fourth proportional to 15,941.26, 23,911.69 and 7,169.97 is: 10,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,941.26 : 23,911.69 = 7,169.97 : x
  2. Step 2: Convert to fraction form
    15,941.26/23,911.69 = 7,169.97/x
  3. Step 3: Cross multiply
    15,941.26x = 23,911.69 × 7,169.97
  4. Step 4: Simplify right side
    15,941.26x = 171,446,099.95
  5. Step 5: Solve for x
    x = 171,446,099.95/15,941.26
  6. Step 6: Final answer
    x = 10,754.87

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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.