Home / 41,378.87-62,019.70-19,145.27

Finding the Fourth Proportional to 41,378.87, 62,019.70 and 19,145.27

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Solution

The fourth proportional to 41,378.87, 62,019.70 and 19,145.27 is: 28,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.87 : 62,019.70 = 19,145.27 : x
  2. Step 2: Convert to fraction form
    41,378.87/62,019.70 = 19,145.27/x
  3. Step 3: Cross multiply
    41,378.87x = 62,019.70 × 19,145.27
  4. Step 4: Simplify right side
    41,378.87x = 1,187,383,853.96
  5. Step 5: Solve for x
    x = 1,187,383,853.96/41,378.87
  6. Step 6: Final answer
    x = 28,695.42

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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.