Home / 33,982.91-50,962.80-12,917.87

Finding the Fourth Proportional to 33,982.91, 50,962.80 and 12,917.87

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Solution

The fourth proportional to 33,982.91, 50,962.80 and 12,917.87 is: 19,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,982.91 : 50,962.80 = 12,917.87 : x
  2. Step 2: Convert to fraction form
    33,982.91/50,962.80 = 12,917.87/x
  3. Step 3: Cross multiply
    33,982.91x = 50,962.80 × 12,917.87
  4. Step 4: Simplify right side
    33,982.91x = 658,330,570.42
  5. Step 5: Solve for x
    x = 658,330,570.42/33,982.91
  6. Step 6: Final answer
    x = 19,372.40

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1.5x scale

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.