Home / 13,488.09-20,232.10-3,627.37

Finding the Fourth Proportional to 13,488.09, 20,232.10 and 3,627.37

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Solution

The fourth proportional to 13,488.09, 20,232.10 and 3,627.37 is: 5,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488.09 : 20,232.10 = 3,627.37 : x
  2. Step 2: Convert to fraction form
    13,488.09/20,232.10 = 3,627.37/x
  3. Step 3: Cross multiply
    13,488.09x = 20,232.10 × 3,627.37
  4. Step 4: Simplify right side
    13,488.09x = 73,389,193.28
  5. Step 5: Solve for x
    x = 73,389,193.28/13,488.09
  6. Step 6: Final answer
    x = 5,441.04

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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.