Home / 13,376.52-20,063.18-3,516.56

Finding the Fourth Proportional to 13,376.52, 20,063.18 and 3,516.56

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Solution

The fourth proportional to 13,376.52, 20,063.18 and 3,516.56 is: 5,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376.52 : 20,063.18 = 3,516.56 : x
  2. Step 2: Convert to fraction form
    13,376.52/20,063.18 = 3,516.56/x
  3. Step 3: Cross multiply
    13,376.52x = 20,063.18 × 3,516.56
  4. Step 4: Simplify right side
    13,376.52x = 70,553,376.26
  5. Step 5: Solve for x
    x = 70,553,376.26/13,376.52
  6. Step 6: Final answer
    x = 5,274.42

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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.