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Finding the Fourth Proportional to 50,655.39, 75,982.25 and 19,497.39

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Solution

The fourth proportional to 50,655.39, 75,982.25 and 19,497.39 is: 29,245.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,655.39 : 75,982.25 = 19,497.39 : x
  2. Step 2: Convert to fraction form
    50,655.39/75,982.25 = 19,497.39/x
  3. Step 3: Cross multiply
    50,655.39x = 75,982.25 × 19,497.39
  4. Step 4: Simplify right side
    50,655.39x = 1,481,455,463.84
  5. Step 5: Solve for x
    x = 1,481,455,463.84/50,655.39
  6. Step 6: Final answer
    x = 29,245.76

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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.