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Finding the Fourth Proportional to 19,754.44, 29,636.82 and 5,903.44

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Solution

The fourth proportional to 19,754.44, 29,636.82 and 5,903.44 is: 8,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.44 : 29,636.82 = 5,903.44 : x
  2. Step 2: Convert to fraction form
    19,754.44/29,636.82 = 5,903.44/x
  3. Step 3: Cross multiply
    19,754.44x = 29,636.82 × 5,903.44
  4. Step 4: Simplify right side
    19,754.44x = 174,959,114.57
  5. Step 5: Solve for x
    x = 174,959,114.57/19,754.44
  6. Step 6: Final answer
    x = 8,856.70

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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.