Home / 13,352.53-20,031.21-4,467.03

Finding the Fourth Proportional to 13,352.53, 20,031.21 and 4,467.03

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Solution

The fourth proportional to 13,352.53, 20,031.21 and 4,467.03 is: 6,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.53 : 20,031.21 = 4,467.03 : x
  2. Step 2: Convert to fraction form
    13,352.53/20,031.21 = 4,467.03/x
  3. Step 3: Cross multiply
    13,352.53x = 20,031.21 × 4,467.03
  4. Step 4: Simplify right side
    13,352.53x = 89,480,016.01
  5. Step 5: Solve for x
    x = 89,480,016.01/13,352.53
  6. Step 6: Final answer
    x = 6,701.35

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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.