Home / 34,393.76-51,571.20-16,871.84

Finding the Fourth Proportional to 34,393.76, 51,571.20 and 16,871.84

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Solution

The fourth proportional to 34,393.76, 51,571.20 and 16,871.84 is: 25,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.76 : 51,571.20 = 16,871.84 : x
  2. Step 2: Convert to fraction form
    34,393.76/51,571.20 = 16,871.84/x
  3. Step 3: Cross multiply
    34,393.76x = 51,571.20 × 16,871.84
  4. Step 4: Simplify right side
    34,393.76x = 870,101,035.01
  5. Step 5: Solve for x
    x = 870,101,035.01/34,393.76
  6. Step 6: Final answer
    x = 25,298.22

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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.