Home / 27,907.86-38,514.99-15,974.94

Finding the Fourth Proportional to 27,907.86, 38,514.99 and 15,974.94

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Solution

The fourth proportional to 27,907.86, 38,514.99 and 15,974.94 is: 22,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.86 : 38,514.99 = 15,974.94 : x
  2. Step 2: Convert to fraction form
    27,907.86/38,514.99 = 15,974.94/x
  3. Step 3: Cross multiply
    27,907.86x = 38,514.99 × 15,974.94
  4. Step 4: Simplify right side
    27,907.86x = 615,274,654.35
  5. Step 5: Solve for x
    x = 615,274,654.35/27,907.86
  6. Step 6: Final answer
    x = 22,046.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.