Home / 13,850.37-20,763.99-6,451.02

Finding the Fourth Proportional to 13,850.37, 20,763.99 and 6,451.02

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Solution

The fourth proportional to 13,850.37, 20,763.99 and 6,451.02 is: 9,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.37 : 20,763.99 = 6,451.02 : x
  2. Step 2: Convert to fraction form
    13,850.37/20,763.99 = 6,451.02/x
  3. Step 3: Cross multiply
    13,850.37x = 20,763.99 × 6,451.02
  4. Step 4: Simplify right side
    13,850.37x = 133,948,914.77
  5. Step 5: Solve for x
    x = 133,948,914.77/13,850.37
  6. Step 6: Final answer
    x = 9,671.14

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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.