Home / 33,635.72-50,398.22-20,448.20

Finding the Fourth Proportional to 33,635.72, 50,398.22 and 20,448.20

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Solution

The fourth proportional to 33,635.72, 50,398.22 and 20,448.20 is: 30,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,635.72 : 50,398.22 = 20,448.20 : x
  2. Step 2: Convert to fraction form
    33,635.72/50,398.22 = 20,448.20/x
  3. Step 3: Cross multiply
    33,635.72x = 50,398.22 × 20,448.20
  4. Step 4: Simplify right side
    33,635.72x = 1,030,552,882.20
  5. Step 5: Solve for x
    x = 1,030,552,882.20/33,635.72
  6. Step 6: Final answer
    x = 30,638.64

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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.