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Finding the Fourth Proportional to 11,570.63, 17,361.48 and 11,083.15

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Solution

The fourth proportional to 11,570.63, 17,361.48 and 11,083.15 is: 16,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.63 : 17,361.48 = 11,083.15 : x
  2. Step 2: Convert to fraction form
    11,570.63/17,361.48 = 11,083.15/x
  3. Step 3: Cross multiply
    11,570.63x = 17,361.48 × 11,083.15
  4. Step 4: Simplify right side
    11,570.63x = 192,419,800.25
  5. Step 5: Solve for x
    x = 192,419,800.25/11,570.63
  6. Step 6: Final answer
    x = 16,630.02

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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.