Home / 15,941.88-23,917.68-7,174.44

Finding the Fourth Proportional to 15,941.88, 23,917.68 and 7,174.44

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Solution

The fourth proportional to 15,941.88, 23,917.68 and 7,174.44 is: 10,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,941.88 : 23,917.68 = 7,174.44 : x
  2. Step 2: Convert to fraction form
    15,941.88/23,917.68 = 7,174.44/x
  3. Step 3: Cross multiply
    15,941.88x = 23,917.68 × 7,174.44
  4. Step 4: Simplify right side
    15,941.88x = 171,595,960.10
  5. Step 5: Solve for x
    x = 171,595,960.10/15,941.88
  6. Step 6: Final answer
    x = 10,763.85

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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.