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Finding the Fourth Proportional to 39,497.88, 54,500.97 and 22,499.97

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Solution

The fourth proportional to 39,497.88, 54,500.97 and 22,499.97 is: 31,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,497.88 : 54,500.97 = 22,499.97 : x
  2. Step 2: Convert to fraction form
    39,497.88/54,500.97 = 22,499.97/x
  3. Step 3: Cross multiply
    39,497.88x = 54,500.97 × 22,499.97
  4. Step 4: Simplify right side
    39,497.88x = 1,226,270,189.97
  5. Step 5: Solve for x
    x = 1,226,270,189.97/39,497.88
  6. Step 6: Final answer
    x = 31,046.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.