Home / 40,240.97-60,362.72-19,183.31

Finding the Fourth Proportional to 40,240.97, 60,362.72 and 19,183.31

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Solution

The fourth proportional to 40,240.97, 60,362.72 and 19,183.31 is: 28,775.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240.97 : 60,362.72 = 19,183.31 : x
  2. Step 2: Convert to fraction form
    40,240.97/60,362.72 = 19,183.31/x
  3. Step 3: Cross multiply
    40,240.97x = 60,362.72 × 19,183.31
  4. Step 4: Simplify right side
    40,240.97x = 1,157,956,770.20
  5. Step 5: Solve for x
    x = 1,157,956,770.20/40,240.97
  6. Step 6: Final answer
    x = 28,775.57

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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.