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Finding the Fourth Proportional to 11,771.00, 16,269.80 and 10,343.96

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Solution

The fourth proportional to 11,771.00, 16,269.80 and 10,343.96 is: 14,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.00 : 16,269.80 = 10,343.96 : x
  2. Step 2: Convert to fraction form
    11,771.00/16,269.80 = 10,343.96/x
  3. Step 3: Cross multiply
    11,771.00x = 16,269.80 × 10,343.96
  4. Step 4: Simplify right side
    11,771.00x = 168,294,027.34
  5. Step 5: Solve for x
    x = 168,294,027.34/11,771.00
  6. Step 6: Final answer
    x = 14,297.35

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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.