Home / 14,576.84-21,868.92-4,188.56

Finding the Fourth Proportional to 14,576.84, 21,868.92 and 4,188.56

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Solution

The fourth proportional to 14,576.84, 21,868.92 and 4,188.56 is: 6,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.84 : 21,868.92 = 4,188.56 : x
  2. Step 2: Convert to fraction form
    14,576.84/21,868.92 = 4,188.56/x
  3. Step 3: Cross multiply
    14,576.84x = 21,868.92 × 4,188.56
  4. Step 4: Simplify right side
    14,576.84x = 91,599,283.56
  5. Step 5: Solve for x
    x = 91,599,283.56/14,576.84
  6. Step 6: Final answer
    x = 6,283.89

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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.