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Finding the Fourth Proportional to 33,881.79, 50,818.84 and 8,923.79

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Solution

The fourth proportional to 33,881.79, 50,818.84 and 8,923.79 is: 13,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,881.79 : 50,818.84 = 8,923.79 : x
  2. Step 2: Convert to fraction form
    33,881.79/50,818.84 = 8,923.79/x
  3. Step 3: Cross multiply
    33,881.79x = 50,818.84 × 8,923.79
  4. Step 4: Simplify right side
    33,881.79x = 453,496,548.06
  5. Step 5: Solve for x
    x = 453,496,548.06/33,881.79
  6. Step 6: Final answer
    x = 13,384.67

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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.