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Finding the Fourth Proportional to 45,296.94, 67,919.25 and 17,562.54

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Solution

The fourth proportional to 45,296.94, 67,919.25 and 17,562.54 is: 26,333.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,296.94 : 67,919.25 = 17,562.54 : x
  2. Step 2: Convert to fraction form
    45,296.94/67,919.25 = 17,562.54/x
  3. Step 3: Cross multiply
    45,296.94x = 67,919.25 × 17,562.54
  4. Step 4: Simplify right side
    45,296.94x = 1,192,834,544.90
  5. Step 5: Solve for x
    x = 1,192,834,544.90/45,296.94
  6. Step 6: Final answer
    x = 26,333.67

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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.