Home / 18,127.46-27,201.78-7,596.58

Finding the Fourth Proportional to 18,127.46, 27,201.78 and 7,596.58

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Solution

The fourth proportional to 18,127.46, 27,201.78 and 7,596.58 is: 11,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127.46 : 27,201.78 = 7,596.58 : x
  2. Step 2: Convert to fraction form
    18,127.46/27,201.78 = 7,596.58/x
  3. Step 3: Cross multiply
    18,127.46x = 27,201.78 × 7,596.58
  4. Step 4: Simplify right side
    18,127.46x = 206,640,497.91
  5. Step 5: Solve for x
    x = 206,640,497.91/18,127.46
  6. Step 6: Final answer
    x = 11,399.31

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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.