Home / 33,231.40-49,847.10-12,452.20

Finding the Fourth Proportional to 33,231.40, 49,847.10 and 12,452.20

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Solution

The fourth proportional to 33,231.40, 49,847.10 and 12,452.20 is: 18,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.40 : 49,847.10 = 12,452.20 : x
  2. Step 2: Convert to fraction form
    33,231.40/49,847.10 = 12,452.20/x
  3. Step 3: Cross multiply
    33,231.40x = 49,847.10 × 12,452.20
  4. Step 4: Simplify right side
    33,231.40x = 620,706,058.62
  5. Step 5: Solve for x
    x = 620,706,058.62/33,231.40
  6. Step 6: Final answer
    x = 18,678.30

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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.