Home / 17,786.58-26,680.35-4,638.66

Finding the Fourth Proportional to 17,786.58, 26,680.35 and 4,638.66

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Solution

The fourth proportional to 17,786.58, 26,680.35 and 4,638.66 is: 6,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.58 : 26,680.35 = 4,638.66 : x
  2. Step 2: Convert to fraction form
    17,786.58/26,680.35 = 4,638.66/x
  3. Step 3: Cross multiply
    17,786.58x = 26,680.35 × 4,638.66
  4. Step 4: Simplify right side
    17,786.58x = 123,761,072.33
  5. Step 5: Solve for x
    x = 123,761,072.33/17,786.58
  6. Step 6: Final answer
    x = 6,958.12

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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.