Home / 14,125.55-21,186.07-3,738.11

Finding the Fourth Proportional to 14,125.55, 21,186.07 and 3,738.11

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Solution

The fourth proportional to 14,125.55, 21,186.07 and 3,738.11 is: 5,606.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.55 : 21,186.07 = 3,738.11 : x
  2. Step 2: Convert to fraction form
    14,125.55/21,186.07 = 3,738.11/x
  3. Step 3: Cross multiply
    14,125.55x = 21,186.07 × 3,738.11
  4. Step 4: Simplify right side
    14,125.55x = 79,195,744.85
  5. Step 5: Solve for x
    x = 79,195,744.85/14,125.55
  6. Step 6: Final answer
    x = 5,606.56

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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.