Home / 40,942.30-61,392.68-18,736.66

Finding the Fourth Proportional to 40,942.30, 61,392.68 and 18,736.66

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Solution

The fourth proportional to 40,942.30, 61,392.68 and 18,736.66 is: 28,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,942.30 : 61,392.68 = 18,736.66 : x
  2. Step 2: Convert to fraction form
    40,942.30/61,392.68 = 18,736.66/x
  3. Step 3: Cross multiply
    40,942.30x = 61,392.68 × 18,736.66
  4. Step 4: Simplify right side
    40,942.30x = 1,150,293,771.65
  5. Step 5: Solve for x
    x = 1,150,293,771.65/40,942.30
  6. Step 6: Final answer
    x = 28,095.48

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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.