Home / 13,894.38-19,173.96-8,514.97

Finding the Fourth Proportional to 13,894.38, 19,173.96 and 8,514.97

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Solution

The fourth proportional to 13,894.38, 19,173.96 and 8,514.97 is: 11,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894.38 : 19,173.96 = 8,514.97 : x
  2. Step 2: Convert to fraction form
    13,894.38/19,173.96 = 8,514.97/x
  3. Step 3: Cross multiply
    13,894.38x = 19,173.96 × 8,514.97
  4. Step 4: Simplify right side
    13,894.38x = 163,265,651.61
  5. Step 5: Solve for x
    x = 163,265,651.61/13,894.38
  6. Step 6: Final answer
    x = 11,750.48

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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.