Home / 34,240-51,336.96-15,761.92

Finding the Fourth Proportional to 34,240, 51,336.96 and 15,761.92

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Solution

The fourth proportional to 34,240, 51,336.96 and 15,761.92 is: 23,632.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,240 : 51,336.96 = 15,761.92 : x
  2. Step 2: Convert to fraction form
    34,240/51,336.96 = 15,761.92/x
  3. Step 3: Cross multiply
    34,240x = 51,336.96 × 15,761.92
  4. Step 4: Simplify right side
    34,240x = 809,169,056.56
  5. Step 5: Solve for x
    x = 809,169,056.56/34,240
  6. Step 6: Final answer
    x = 23,632.27

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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.