Home / 38,115.14-57,192.22-18,147.22

Finding the Fourth Proportional to 38,115.14, 57,192.22 and 18,147.22

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Solution

The fourth proportional to 38,115.14, 57,192.22 and 18,147.22 is: 27,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,115.14 : 57,192.22 = 18,147.22 : x
  2. Step 2: Convert to fraction form
    38,115.14/57,192.22 = 18,147.22/x
  3. Step 3: Cross multiply
    38,115.14x = 57,192.22 × 18,147.22
  4. Step 4: Simplify right side
    38,115.14x = 1,037,879,678.33
  5. Step 5: Solve for x
    x = 1,037,879,678.33/38,115.14
  6. Step 6: Final answer
    x = 27,230.12

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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.