Home / 30,241.05-41,735.20-16,814.89

Finding the Fourth Proportional to 30,241.05, 41,735.20 and 16,814.89

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Solution

The fourth proportional to 30,241.05, 41,735.20 and 16,814.89 is: 23,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241.05 : 41,735.20 = 16,814.89 : x
  2. Step 2: Convert to fraction form
    30,241.05/41,735.20 = 16,814.89/x
  3. Step 3: Cross multiply
    30,241.05x = 41,735.20 × 16,814.89
  4. Step 4: Simplify right side
    30,241.05x = 701,772,838.79
  5. Step 5: Solve for x
    x = 701,772,838.79/30,241.05
  6. Step 6: Final answer
    x = 23,205.97

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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.