Home / 13,819.52-20,729.26-4,585.52

Finding the Fourth Proportional to 13,819.52, 20,729.26 and 4,585.52

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Solution

The fourth proportional to 13,819.52, 20,729.26 and 4,585.52 is: 6,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819.52 : 20,729.26 = 4,585.52 : x
  2. Step 2: Convert to fraction form
    13,819.52/20,729.26 = 4,585.52/x
  3. Step 3: Cross multiply
    13,819.52x = 20,729.26 × 4,585.52
  4. Step 4: Simplify right side
    13,819.52x = 95,054,436.32
  5. Step 5: Solve for x
    x = 95,054,436.32/13,819.52
  6. Step 6: Final answer
    x = 6,878.27

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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.