Home / 13,713.57-20,563.00-4,351.05

Finding the Fourth Proportional to 13,713.57, 20,563.00 and 4,351.05

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Solution

The fourth proportional to 13,713.57, 20,563.00 and 4,351.05 is: 6,524.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713.57 : 20,563.00 = 4,351.05 : x
  2. Step 2: Convert to fraction form
    13,713.57/20,563.00 = 4,351.05/x
  3. Step 3: Cross multiply
    13,713.57x = 20,563.00 × 4,351.05
  4. Step 4: Simplify right side
    13,713.57x = 89,470,630.27
  5. Step 5: Solve for x
    x = 89,470,630.27/13,713.57
  6. Step 6: Final answer
    x = 6,524.24

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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.