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Finding the Fourth Proportional to 19,375.05, 29,063.29 and 5,336.17

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Solution

The fourth proportional to 19,375.05, 29,063.29 and 5,336.17 is: 8,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.05 : 29,063.29 = 5,336.17 : x
  2. Step 2: Convert to fraction form
    19,375.05/29,063.29 = 5,336.17/x
  3. Step 3: Cross multiply
    19,375.05x = 29,063.29 × 5,336.17
  4. Step 4: Simplify right side
    19,375.05x = 155,086,510.88
  5. Step 5: Solve for x
    x = 155,086,510.88/19,375.05
  6. Step 6: Final answer
    x = 8,004.44

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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.