Home / 27,076.88-40,618.20-7,355.72

Finding the Fourth Proportional to 27,076.88, 40,618.20 and 7,355.72

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Solution

The fourth proportional to 27,076.88, 40,618.20 and 7,355.72 is: 11,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.88 : 40,618.20 = 7,355.72 : x
  2. Step 2: Convert to fraction form
    27,076.88/40,618.20 = 7,355.72/x
  3. Step 3: Cross multiply
    27,076.88x = 40,618.20 × 7,355.72
  4. Step 4: Simplify right side
    27,076.88x = 298,776,106.10
  5. Step 5: Solve for x
    x = 298,776,106.10/27,076.88
  6. Step 6: Final answer
    x = 11,034.36

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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.