Home / 67,003.90-100,508.64-22,635.16

Finding the Fourth Proportional to 67,003.90, 100,508.64 and 22,635.16

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Solution

The fourth proportional to 67,003.90, 100,508.64 and 22,635.16 is: 33,953.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,003.90 : 100,508.64 = 22,635.16 : x
  2. Step 2: Convert to fraction form
    67,003.90/100,508.64 = 22,635.16/x
  3. Step 3: Cross multiply
    67,003.90x = 100,508.64 × 22,635.16
  4. Step 4: Simplify right side
    67,003.90x = 2,275,029,147.78
  5. Step 5: Solve for x
    x = 2,275,029,147.78/67,003.90
  6. Step 6: Final answer
    x = 33,953.68

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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.