Home / 27,540.20-38,005.06-14,964.84

Finding the Fourth Proportional to 27,540.20, 38,005.06 and 14,964.84

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Solution

The fourth proportional to 27,540.20, 38,005.06 and 14,964.84 is: 20,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.20 : 38,005.06 = 14,964.84 : x
  2. Step 2: Convert to fraction form
    27,540.20/38,005.06 = 14,964.84/x
  3. Step 3: Cross multiply
    27,540.20x = 38,005.06 × 14,964.84
  4. Step 4: Simplify right side
    27,540.20x = 568,739,642.09
  5. Step 5: Solve for x
    x = 568,739,642.09/27,540.20
  6. Step 6: Final answer
    x = 20,651.25

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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.