Home / 28,849.39-43,241.27-12,199.03

Finding the Fourth Proportional to 28,849.39, 43,241.27 and 12,199.03

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Solution

The fourth proportional to 28,849.39, 43,241.27 and 12,199.03 is: 18,284.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.39 : 43,241.27 = 12,199.03 : x
  2. Step 2: Convert to fraction form
    28,849.39/43,241.27 = 12,199.03/x
  3. Step 3: Cross multiply
    28,849.39x = 43,241.27 × 12,199.03
  4. Step 4: Simplify right side
    28,849.39x = 527,501,472.36
  5. Step 5: Solve for x
    x = 527,501,472.36/28,849.39
  6. Step 6: Final answer
    x = 18,284.67

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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.