Home / 27,893.13-38,481.39-17,818.96

Finding the Fourth Proportional to 27,893.13, 38,481.39 and 17,818.96

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Solution

The fourth proportional to 27,893.13, 38,481.39 and 17,818.96 is: 24,583.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,893.13 : 38,481.39 = 17,818.96 : x
  2. Step 2: Convert to fraction form
    27,893.13/38,481.39 = 17,818.96/x
  3. Step 3: Cross multiply
    27,893.13x = 38,481.39 × 17,818.96
  4. Step 4: Simplify right side
    27,893.13x = 685,698,252.95
  5. Step 5: Solve for x
    x = 685,698,252.95/27,893.13
  6. Step 6: Final answer
    x = 24,583.05

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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.