Home / 27,181.39-40,770.25-7,458.29

Finding the Fourth Proportional to 27,181.39, 40,770.25 and 7,458.29

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Solution

The fourth proportional to 27,181.39, 40,770.25 and 7,458.29 is: 11,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.39 : 40,770.25 = 7,458.29 : x
  2. Step 2: Convert to fraction form
    27,181.39/40,770.25 = 7,458.29/x
  3. Step 3: Cross multiply
    27,181.39x = 40,770.25 × 7,458.29
  4. Step 4: Simplify right side
    27,181.39x = 304,076,431.15
  5. Step 5: Solve for x
    x = 304,076,431.15/27,181.39
  6. Step 6: Final answer
    x = 11,186.94

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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.