Home / 29,117.25-43,692.81-12,249.03

Finding the Fourth Proportional to 29,117.25, 43,692.81 and 12,249.03

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Solution

The fourth proportional to 29,117.25, 43,692.81 and 12,249.03 is: 18,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.25 : 43,692.81 = 12,249.03 : x
  2. Step 2: Convert to fraction form
    29,117.25/43,692.81 = 12,249.03/x
  3. Step 3: Cross multiply
    29,117.25x = 43,692.81 × 12,249.03
  4. Step 4: Simplify right side
    29,117.25x = 535,194,540.47
  5. Step 5: Solve for x
    x = 535,194,540.47/29,117.25
  6. Step 6: Final answer
    x = 18,380.67

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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.