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Finding the Fourth Proportional to 33,402.70, 50,108.67 and 11,222.42

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Solution

The fourth proportional to 33,402.70, 50,108.67 and 11,222.42 is: 16,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,402.70 : 50,108.67 = 11,222.42 : x
  2. Step 2: Convert to fraction form
    33,402.70/50,108.67 = 11,222.42/x
  3. Step 3: Cross multiply
    33,402.70x = 50,108.67 × 11,222.42
  4. Step 4: Simplify right side
    33,402.70x = 562,340,637.60
  5. Step 5: Solve for x
    x = 562,340,637.60/33,402.70
  6. Step 6: Final answer
    x = 16,835.18

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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.