Home / 12,828.70-19,242.92-4,063.61

Finding the Fourth Proportional to 12,828.70, 19,242.92 and 4,063.61

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Solution

The fourth proportional to 12,828.70, 19,242.92 and 4,063.61 is: 6,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.70 : 19,242.92 = 4,063.61 : x
  2. Step 2: Convert to fraction form
    12,828.70/19,242.92 = 4,063.61/x
  3. Step 3: Cross multiply
    12,828.70x = 19,242.92 × 4,063.61
  4. Step 4: Simplify right side
    12,828.70x = 78,195,722.14
  5. Step 5: Solve for x
    x = 78,195,722.14/12,828.70
  6. Step 6: Final answer
    x = 6,095.37

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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.