Home / 18,036.27-27,039.84-7,514.22

Finding the Fourth Proportional to 18,036.27, 27,039.84 and 7,514.22

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Solution

The fourth proportional to 18,036.27, 27,039.84 and 7,514.22 is: 11,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.27 : 27,039.84 = 7,514.22 : x
  2. Step 2: Convert to fraction form
    18,036.27/27,039.84 = 7,514.22/x
  3. Step 3: Cross multiply
    18,036.27x = 27,039.84 × 7,514.22
  4. Step 4: Simplify right side
    18,036.27x = 203,183,176.95
  5. Step 5: Solve for x
    x = 203,183,176.95/18,036.27
  6. Step 6: Final answer
    x = 11,265.25

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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.