Home / 18,379.58-27,555.78-5,892.36

Finding the Fourth Proportional to 18,379.58, 27,555.78 and 5,892.36

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Solution

The fourth proportional to 18,379.58, 27,555.78 and 5,892.36 is: 8,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379.58 : 27,555.78 = 5,892.36 : x
  2. Step 2: Convert to fraction form
    18,379.58/27,555.78 = 5,892.36/x
  3. Step 3: Cross multiply
    18,379.58x = 27,555.78 × 5,892.36
  4. Step 4: Simplify right side
    18,379.58x = 162,368,575.84
  5. Step 5: Solve for x
    x = 162,368,575.84/18,379.58
  6. Step 6: Final answer
    x = 8,834.18

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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.