Home / 19,414.23-29,118.09-5,375.67

Finding the Fourth Proportional to 19,414.23, 29,118.09 and 5,375.67

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Solution

The fourth proportional to 19,414.23, 29,118.09 and 5,375.67 is: 8,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.23 : 29,118.09 = 5,375.67 : x
  2. Step 2: Convert to fraction form
    19,414.23/29,118.09 = 5,375.67/x
  3. Step 3: Cross multiply
    19,414.23x = 29,118.09 × 5,375.67
  4. Step 4: Simplify right side
    19,414.23x = 156,529,299.43
  5. Step 5: Solve for x
    x = 156,529,299.43/19,414.23
  6. Step 6: Final answer
    x = 8,062.61

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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.