Home / 33,426.90-50,138.64-11,240.46

Finding the Fourth Proportional to 33,426.90, 50,138.64 and 11,240.46

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Solution

The fourth proportional to 33,426.90, 50,138.64 and 11,240.46 is: 16,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.90 : 50,138.64 = 11,240.46 : x
  2. Step 2: Convert to fraction form
    33,426.90/50,138.64 = 11,240.46/x
  3. Step 3: Cross multiply
    33,426.90x = 50,138.64 × 11,240.46
  4. Step 4: Simplify right side
    33,426.90x = 563,581,377.37
  5. Step 5: Solve for x
    x = 563,581,377.37/33,426.90
  6. Step 6: Final answer
    x = 16,860.11

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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.