Home / 38,234.14-57,380.68-19,278.14

Finding the Fourth Proportional to 38,234.14, 57,380.68 and 19,278.14

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Solution

The fourth proportional to 38,234.14, 57,380.68 and 19,278.14 is: 28,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.14 : 57,380.68 = 19,278.14 : x
  2. Step 2: Convert to fraction form
    38,234.14/57,380.68 = 19,278.14/x
  3. Step 3: Cross multiply
    38,234.14x = 57,380.68 × 19,278.14
  4. Step 4: Simplify right side
    38,234.14x = 1,106,192,782.34
  5. Step 5: Solve for x
    x = 1,106,192,782.34/38,234.14
  6. Step 6: Final answer
    x = 28,932.07

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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.