Home / 13,241.24-19,861.83-8,314.35

Finding the Fourth Proportional to 13,241.24, 19,861.83 and 8,314.35

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Solution

The fourth proportional to 13,241.24, 19,861.83 and 8,314.35 is: 12,471.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.24 : 19,861.83 = 8,314.35 : x
  2. Step 2: Convert to fraction form
    13,241.24/19,861.83 = 8,314.35/x
  3. Step 3: Cross multiply
    13,241.24x = 19,861.83 × 8,314.35
  4. Step 4: Simplify right side
    13,241.24x = 165,138,131.78
  5. Step 5: Solve for x
    x = 165,138,131.78/13,241.24
  6. Step 6: Final answer
    x = 12,471.50

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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.