Home / 13,725.59-20,575.76-4,958.42

Finding the Fourth Proportional to 13,725.59, 20,575.76 and 4,958.42

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Solution

The fourth proportional to 13,725.59, 20,575.76 and 4,958.42 is: 7,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.59 : 20,575.76 = 4,958.42 : x
  2. Step 2: Convert to fraction form
    13,725.59/20,575.76 = 4,958.42/x
  3. Step 3: Cross multiply
    13,725.59x = 20,575.76 × 4,958.42
  4. Step 4: Simplify right side
    13,725.59x = 102,023,132.23
  5. Step 5: Solve for x
    x = 102,023,132.23/13,725.59
  6. Step 6: Final answer
    x = 7,433.06

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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.