Home / 16,186.68-22,307.31-11,702.75

Finding the Fourth Proportional to 16,186.68, 22,307.31 and 11,702.75

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Solution

The fourth proportional to 16,186.68, 22,307.31 and 11,702.75 is: 16,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.68 : 22,307.31 = 11,702.75 : x
  2. Step 2: Convert to fraction form
    16,186.68/22,307.31 = 11,702.75/x
  3. Step 3: Cross multiply
    16,186.68x = 22,307.31 × 11,702.75
  4. Step 4: Simplify right side
    16,186.68x = 261,056,760.57
  5. Step 5: Solve for x
    x = 261,056,760.57/16,186.68
  6. Step 6: Final answer
    x = 16,127.88

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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.