Home / 18,382.06-27,577.53-5,234.42

Finding the Fourth Proportional to 18,382.06, 27,577.53 and 5,234.42

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Solution

The fourth proportional to 18,382.06, 27,577.53 and 5,234.42 is: 7,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.06 : 27,577.53 = 5,234.42 : x
  2. Step 2: Convert to fraction form
    18,382.06/27,577.53 = 5,234.42/x
  3. Step 3: Cross multiply
    18,382.06x = 27,577.53 × 5,234.42
  4. Step 4: Simplify right side
    18,382.06x = 144,352,443.53
  5. Step 5: Solve for x
    x = 144,352,443.53/18,382.06
  6. Step 6: Final answer
    x = 7,852.90

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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.