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Finding the Fourth Proportional to 33,251.40, 49,901.40 and 23,409.90

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Solution

The fourth proportional to 33,251.40, 49,901.40 and 23,409.90 is: 35,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.40 : 49,901.40 = 23,409.90 : x
  2. Step 2: Convert to fraction form
    33,251.40/49,901.40 = 23,409.90/x
  3. Step 3: Cross multiply
    33,251.40x = 49,901.40 × 23,409.90
  4. Step 4: Simplify right side
    33,251.40x = 1,168,186,783.86
  5. Step 5: Solve for x
    x = 1,168,186,783.86/33,251.40
  6. Step 6: Final answer
    x = 35,131.96

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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.