Home / 13,941.41-19,234.42-7,968.85

Finding the Fourth Proportional to 13,941.41, 19,234.42 and 7,968.85

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Solution

The fourth proportional to 13,941.41, 19,234.42 and 7,968.85 is: 10,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.41 : 19,234.42 = 7,968.85 : x
  2. Step 2: Convert to fraction form
    13,941.41/19,234.42 = 7,968.85/x
  3. Step 3: Cross multiply
    13,941.41x = 19,234.42 × 7,968.85
  4. Step 4: Simplify right side
    13,941.41x = 153,276,207.82
  5. Step 5: Solve for x
    x = 153,276,207.82/13,941.41
  6. Step 6: Final answer
    x = 10,994.31

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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.