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Finding the Fourth Proportional to 45,384.84, 68,091.84 and 22,027.68

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Solution

The fourth proportional to 45,384.84, 68,091.84 and 22,027.68 is: 33,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.84 : 68,091.84 = 22,027.68 : x
  2. Step 2: Convert to fraction form
    45,384.84/68,091.84 = 22,027.68/x
  3. Step 3: Cross multiply
    45,384.84x = 68,091.84 × 22,027.68
  4. Step 4: Simplify right side
    45,384.84x = 1,499,905,262.13
  5. Step 5: Solve for x
    x = 1,499,905,262.13/45,384.84
  6. Step 6: Final answer
    x = 33,048.60

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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.