Home / 18,080.82-27,125.28-6,394.95

Finding the Fourth Proportional to 18,080.82, 27,125.28 and 6,394.95

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Solution

The fourth proportional to 18,080.82, 27,125.28 and 6,394.95 is: 9,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.82 : 27,125.28 = 6,394.95 : x
  2. Step 2: Convert to fraction form
    18,080.82/27,125.28 = 6,394.95/x
  3. Step 3: Cross multiply
    18,080.82x = 27,125.28 × 6,394.95
  4. Step 4: Simplify right side
    18,080.82x = 173,464,809.34
  5. Step 5: Solve for x
    x = 173,464,809.34/18,080.82
  6. Step 6: Final answer
    x = 9,593.86

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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.