Home / 27,540.19-38,005.76-14,964.94

Finding the Fourth Proportional to 27,540.19, 38,005.76 and 14,964.94

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Solution

The fourth proportional to 27,540.19, 38,005.76 and 14,964.94 is: 20,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.19 : 38,005.76 = 14,964.94 : x
  2. Step 2: Convert to fraction form
    27,540.19/38,005.76 = 14,964.94/x
  3. Step 3: Cross multiply
    27,540.19x = 38,005.76 × 14,964.94
  4. Step 4: Simplify right side
    27,540.19x = 568,753,918.05
  5. Step 5: Solve for x
    x = 568,753,918.05/27,540.19
  6. Step 6: Final answer
    x = 20,651.78

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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.