Home / 33,338.12-50,018.70-12,567.56

Finding the Fourth Proportional to 33,338.12, 50,018.70 and 12,567.56

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Solution

The fourth proportional to 33,338.12, 50,018.70 and 12,567.56 is: 18,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.12 : 50,018.70 = 12,567.56 : x
  2. Step 2: Convert to fraction form
    33,338.12/50,018.70 = 12,567.56/x
  3. Step 3: Cross multiply
    33,338.12x = 50,018.70 × 12,567.56
  4. Step 4: Simplify right side
    33,338.12x = 628,613,013.37
  5. Step 5: Solve for x
    x = 628,613,013.37/33,338.12
  6. Step 6: Final answer
    x = 18,855.68

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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.