Home / 14,003.75-20,998.33-4,141.70

Finding the Fourth Proportional to 14,003.75, 20,998.33 and 4,141.70

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Solution

The fourth proportional to 14,003.75, 20,998.33 and 4,141.70 is: 6,210.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.75 : 20,998.33 = 4,141.70 : x
  2. Step 2: Convert to fraction form
    14,003.75/20,998.33 = 4,141.70/x
  3. Step 3: Cross multiply
    14,003.75x = 20,998.33 × 4,141.70
  4. Step 4: Simplify right side
    14,003.75x = 86,968,783.36
  5. Step 5: Solve for x
    x = 86,968,783.36/14,003.75
  6. Step 6: Final answer
    x = 6,210.39

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1.5x scale

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.