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Finding the Fourth Proportional to 33,812.76, 50,722.14 and 8,852.76

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Solution

The fourth proportional to 33,812.76, 50,722.14 and 8,852.76 is: 13,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,812.76 : 50,722.14 = 8,852.76 : x
  2. Step 2: Convert to fraction form
    33,812.76/50,722.14 = 8,852.76/x
  3. Step 3: Cross multiply
    33,812.76x = 50,722.14 × 8,852.76
  4. Step 4: Simplify right side
    33,812.76x = 449,030,932.11
  5. Step 5: Solve for x
    x = 449,030,932.11/33,812.76
  6. Step 6: Final answer
    x = 13,279.93

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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.