Home / 13,914.46-20,872.82-4,554.28

Finding the Fourth Proportional to 13,914.46, 20,872.82 and 4,554.28

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Solution

The fourth proportional to 13,914.46, 20,872.82 and 4,554.28 is: 6,831.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914.46 : 20,872.82 = 4,554.28 : x
  2. Step 2: Convert to fraction form
    13,914.46/20,872.82 = 4,554.28/x
  3. Step 3: Cross multiply
    13,914.46x = 20,872.82 × 4,554.28
  4. Step 4: Simplify right side
    13,914.46x = 95,060,666.67
  5. Step 5: Solve for x
    x = 95,060,666.67/13,914.46
  6. Step 6: Final answer
    x = 6,831.79

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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.