Home / 51,592.65-71,198.64-30,081.81

Finding the Fourth Proportional to 51,592.65, 71,198.64 and 30,081.81

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Solution

The fourth proportional to 51,592.65, 71,198.64 and 30,081.81 is: 41,513.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,592.65 : 71,198.64 = 30,081.81 : x
  2. Step 2: Convert to fraction form
    51,592.65/71,198.64 = 30,081.81/x
  3. Step 3: Cross multiply
    51,592.65x = 71,198.64 × 30,081.81
  4. Step 4: Simplify right side
    51,592.65x = 2,141,783,942.88
  5. Step 5: Solve for x
    x = 2,141,783,942.88/51,592.65
  6. Step 6: Final answer
    x = 41,513.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.