Home / 54,811.20-82,225.39-23,221.34

Finding the Fourth Proportional to 54,811.20, 82,225.39 and 23,221.34

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Solution

The fourth proportional to 54,811.20, 82,225.39 and 23,221.34 is: 34,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.20 : 82,225.39 = 23,221.34 : x
  2. Step 2: Convert to fraction form
    54,811.20/82,225.39 = 23,221.34/x
  3. Step 3: Cross multiply
    54,811.20x = 82,225.39 × 23,221.34
  4. Step 4: Simplify right side
    54,811.20x = 1,909,383,737.82
  5. Step 5: Solve for x
    x = 1,909,383,737.82/54,811.20
  6. Step 6: Final answer
    x = 34,835.65

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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.