Home / 27,272.89-40,909.27-7,551.38

Finding the Fourth Proportional to 27,272.89, 40,909.27 and 7,551.38

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Solution

The fourth proportional to 27,272.89, 40,909.27 and 7,551.38 is: 11,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.89 : 40,909.27 = 7,551.38 : x
  2. Step 2: Convert to fraction form
    27,272.89/40,909.27 = 7,551.38/x
  3. Step 3: Cross multiply
    27,272.89x = 40,909.27 × 7,551.38
  4. Step 4: Simplify right side
    27,272.89x = 308,921,540.85
  5. Step 5: Solve for x
    x = 308,921,540.85/27,272.89
  6. Step 6: Final answer
    x = 11,327.06

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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.