Home / 33,417.33-50,106.55-12,642.45

Finding the Fourth Proportional to 33,417.33, 50,106.55 and 12,642.45

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Solution

The fourth proportional to 33,417.33, 50,106.55 and 12,642.45 is: 18,956.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,417.33 : 50,106.55 = 12,642.45 : x
  2. Step 2: Convert to fraction form
    33,417.33/50,106.55 = 12,642.45/x
  3. Step 3: Cross multiply
    33,417.33x = 50,106.55 × 12,642.45
  4. Step 4: Simplify right side
    33,417.33x = 633,469,553.05
  5. Step 5: Solve for x
    x = 633,469,553.05/33,417.33
  6. Step 6: Final answer
    x = 18,956.32

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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.