Home / 33,435.81-50,153.34-8,135.49

Finding the Fourth Proportional to 33,435.81, 50,153.34 and 8,135.49

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Solution

The fourth proportional to 33,435.81, 50,153.34 and 8,135.49 is: 12,203.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.81 : 50,153.34 = 8,135.49 : x
  2. Step 2: Convert to fraction form
    33,435.81/50,153.34 = 8,135.49/x
  3. Step 3: Cross multiply
    33,435.81x = 50,153.34 × 8,135.49
  4. Step 4: Simplify right side
    33,435.81x = 408,021,996.04
  5. Step 5: Solve for x
    x = 408,021,996.04/33,435.81
  6. Step 6: Final answer
    x = 12,203.14

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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.