Home / 67,224.34-100,812.92-19,826.83

Finding the Fourth Proportional to 67,224.34, 100,812.92 and 19,826.83

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Solution

The fourth proportional to 67,224.34, 100,812.92 and 19,826.83 is: 29,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,224.34 : 100,812.92 = 19,826.83 : x
  2. Step 2: Convert to fraction form
    67,224.34/100,812.92 = 19,826.83/x
  3. Step 3: Cross multiply
    67,224.34x = 100,812.92 × 19,826.83
  4. Step 4: Simplify right side
    67,224.34x = 1,998,800,424.18
  5. Step 5: Solve for x
    x = 1,998,800,424.18/67,224.34
  6. Step 6: Final answer
    x = 29,733.29

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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.