Home / 44,813.44-67,234.29-21,120.03

Finding the Fourth Proportional to 44,813.44, 67,234.29 and 21,120.03

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Solution

The fourth proportional to 44,813.44, 67,234.29 and 21,120.03 is: 31,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,813.44 : 67,234.29 = 21,120.03 : x
  2. Step 2: Convert to fraction form
    44,813.44/67,234.29 = 21,120.03/x
  3. Step 3: Cross multiply
    44,813.44x = 67,234.29 × 21,120.03
  4. Step 4: Simplify right side
    44,813.44x = 1,419,989,780.06
  5. Step 5: Solve for x
    x = 1,419,989,780.06/44,813.44
  6. Step 6: Final answer
    x = 31,686.69

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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.