Home / 13,404.41-20,100.11-4,042.70

Finding the Fourth Proportional to 13,404.41, 20,100.11 and 4,042.70

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Solution

The fourth proportional to 13,404.41, 20,100.11 and 4,042.70 is: 6,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.41 : 20,100.11 = 4,042.70 : x
  2. Step 2: Convert to fraction form
    13,404.41/20,100.11 = 4,042.70/x
  3. Step 3: Cross multiply
    13,404.41x = 20,100.11 × 4,042.70
  4. Step 4: Simplify right side
    13,404.41x = 81,258,604.09
  5. Step 5: Solve for x
    x = 81,258,604.09/13,404.41
  6. Step 6: Final answer
    x = 6,062.08

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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.