Home / 18,214.23-27,313.86-7,119.33

Finding the Fourth Proportional to 18,214.23, 27,313.86 and 7,119.33

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Solution

The fourth proportional to 18,214.23, 27,313.86 and 7,119.33 is: 10,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.23 : 27,313.86 = 7,119.33 : x
  2. Step 2: Convert to fraction form
    18,214.23/27,313.86 = 7,119.33/x
  3. Step 3: Cross multiply
    18,214.23x = 27,313.86 × 7,119.33
  4. Step 4: Simplify right side
    18,214.23x = 194,456,382.91
  5. Step 5: Solve for x
    x = 194,456,382.91/18,214.23
  6. Step 6: Final answer
    x = 10,676.07

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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.