Home / 13,696.14-20,546.87-5,262.03

Finding the Fourth Proportional to 13,696.14, 20,546.87 and 5,262.03

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Solution

The fourth proportional to 13,696.14, 20,546.87 and 5,262.03 is: 7,894.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.14 : 20,546.87 = 5,262.03 : x
  2. Step 2: Convert to fraction form
    13,696.14/20,546.87 = 5,262.03/x
  3. Step 3: Cross multiply
    13,696.14x = 20,546.87 × 5,262.03
  4. Step 4: Simplify right side
    13,696.14x = 108,118,246.35
  5. Step 5: Solve for x
    x = 108,118,246.35/13,696.14
  6. Step 6: Final answer
    x = 7,894.07

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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.