Home / 13,762.10-20,643.26-3,373.85

Finding the Fourth Proportional to 13,762.10, 20,643.26 and 3,373.85

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Solution

The fourth proportional to 13,762.10, 20,643.26 and 3,373.85 is: 5,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762.10 : 20,643.26 = 3,373.85 : x
  2. Step 2: Convert to fraction form
    13,762.10/20,643.26 = 3,373.85/x
  3. Step 3: Cross multiply
    13,762.10x = 20,643.26 × 3,373.85
  4. Step 4: Simplify right side
    13,762.10x = 69,647,297.49
  5. Step 5: Solve for x
    x = 69,647,297.49/13,762.10
  6. Step 6: Final answer
    x = 5,060.80

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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.