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Finding the Fourth Proportional to 45,310.08, 67,965.17 and 17,223.54

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Solution

The fourth proportional to 45,310.08, 67,965.17 and 17,223.54 is: 25,835.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,310.08 : 67,965.17 = 17,223.54 : x
  2. Step 2: Convert to fraction form
    45,310.08/67,965.17 = 17,223.54/x
  3. Step 3: Cross multiply
    45,310.08x = 67,965.17 × 17,223.54
  4. Step 4: Simplify right side
    45,310.08x = 1,170,600,737.98
  5. Step 5: Solve for x
    x = 1,170,600,737.98/45,310.08
  6. Step 6: Final answer
    x = 25,835.33

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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.