Home / 18,231.09-27,347.21-5,751.22

Finding the Fourth Proportional to 18,231.09, 27,347.21 and 5,751.22

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Solution

The fourth proportional to 18,231.09, 27,347.21 and 5,751.22 is: 8,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.09 : 27,347.21 = 5,751.22 : x
  2. Step 2: Convert to fraction form
    18,231.09/27,347.21 = 5,751.22/x
  3. Step 3: Cross multiply
    18,231.09x = 27,347.21 × 5,751.22
  4. Step 4: Simplify right side
    18,231.09x = 157,279,821.10
  5. Step 5: Solve for x
    x = 157,279,821.10/18,231.09
  6. Step 6: Final answer
    x = 8,627.01

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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.