Home / 18,382.35-27,573.69-5,234.72

Finding the Fourth Proportional to 18,382.35, 27,573.69 and 5,234.72

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Solution

The fourth proportional to 18,382.35, 27,573.69 and 5,234.72 is: 7,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.35 : 27,573.69 = 5,234.72 : x
  2. Step 2: Convert to fraction form
    18,382.35/27,573.69 = 5,234.72/x
  3. Step 3: Cross multiply
    18,382.35x = 27,573.69 × 5,234.72
  4. Step 4: Simplify right side
    18,382.35x = 144,340,408.65
  5. Step 5: Solve for x
    x = 144,340,408.65/18,382.35
  6. Step 6: Final answer
    x = 7,852.12

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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.