Home / 51,614.58-71,231.22-30,407.97

Finding the Fourth Proportional to 51,614.58, 71,231.22 and 30,407.97

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Solution

The fourth proportional to 51,614.58, 71,231.22 and 30,407.97 is: 41,964.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,614.58 : 71,231.22 = 30,407.97 : x
  2. Step 2: Convert to fraction form
    51,614.58/71,231.22 = 30,407.97/x
  3. Step 3: Cross multiply
    51,614.58x = 71,231.22 × 30,407.97
  4. Step 4: Simplify right side
    51,614.58x = 2,165,996,800.82
  5. Step 5: Solve for x
    x = 2,165,996,800.82/51,614.58
  6. Step 6: Final answer
    x = 41,964.82

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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.