Home / 13,627.33-20,442.33-5,308.03

Finding the Fourth Proportional to 13,627.33, 20,442.33 and 5,308.03

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Solution

The fourth proportional to 13,627.33, 20,442.33 and 5,308.03 is: 7,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627.33 : 20,442.33 = 5,308.03 : x
  2. Step 2: Convert to fraction form
    13,627.33/20,442.33 = 5,308.03/x
  3. Step 3: Cross multiply
    13,627.33x = 20,442.33 × 5,308.03
  4. Step 4: Simplify right side
    13,627.33x = 108,508,500.91
  5. Step 5: Solve for x
    x = 108,508,500.91/13,627.33
  6. Step 6: Final answer
    x = 7,962.57

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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.