Home / 13,568.67-20,347.52-5,244.03

Finding the Fourth Proportional to 13,568.67, 20,347.52 and 5,244.03

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Solution

The fourth proportional to 13,568.67, 20,347.52 and 5,244.03 is: 7,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.67 : 20,347.52 = 5,244.03 : x
  2. Step 2: Convert to fraction form
    13,568.67/20,347.52 = 5,244.03/x
  3. Step 3: Cross multiply
    13,568.67x = 20,347.52 × 5,244.03
  4. Step 4: Simplify right side
    13,568.67x = 106,702,979.09
  5. Step 5: Solve for x
    x = 106,702,979.09/13,568.67
  6. Step 6: Final answer
    x = 7,863.92

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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.