Home / 30,213.21-41,699.22-25,169.44

Finding the Fourth Proportional to 30,213.21, 41,699.22 and 25,169.44

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Solution

The fourth proportional to 30,213.21, 41,699.22 and 25,169.44 is: 34,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.21 : 41,699.22 = 25,169.44 : x
  2. Step 2: Convert to fraction form
    30,213.21/41,699.22 = 25,169.44/x
  3. Step 3: Cross multiply
    30,213.21x = 41,699.22 × 25,169.44
  4. Step 4: Simplify right side
    30,213.21x = 1,049,546,015.84
  5. Step 5: Solve for x
    x = 1,049,546,015.84/30,213.21
  6. Step 6: Final answer
    x = 34,737.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.