Home / 18,057.36-27,085.38-6,370.26

Finding the Fourth Proportional to 18,057.36, 27,085.38 and 6,370.26

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Solution

The fourth proportional to 18,057.36, 27,085.38 and 6,370.26 is: 9,555.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.36 : 27,085.38 = 6,370.26 : x
  2. Step 2: Convert to fraction form
    18,057.36/27,085.38 = 6,370.26/x
  3. Step 3: Cross multiply
    18,057.36x = 27,085.38 × 6,370.26
  4. Step 4: Simplify right side
    18,057.36x = 172,540,912.80
  5. Step 5: Solve for x
    x = 172,540,912.80/18,057.36
  6. Step 6: Final answer
    x = 9,555.16

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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.