Home / 13,696.56-20,544.12-3,836.52

Finding the Fourth Proportional to 13,696.56, 20,544.12 and 3,836.52

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Solution

The fourth proportional to 13,696.56, 20,544.12 and 3,836.52 is: 5,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.56 : 20,544.12 = 3,836.52 : x
  2. Step 2: Convert to fraction form
    13,696.56/20,544.12 = 3,836.52/x
  3. Step 3: Cross multiply
    13,696.56x = 20,544.12 × 3,836.52
  4. Step 4: Simplify right side
    13,696.56x = 78,817,927.26
  5. Step 5: Solve for x
    x = 78,817,927.26/13,696.56
  6. Step 6: Final answer
    x = 5,754.58

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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.