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Finding the Fourth Proportional to 48,996.67, 73,498.43 and 19,414.42

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Solution

The fourth proportional to 48,996.67, 73,498.43 and 19,414.42 is: 29,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,996.67 : 73,498.43 = 19,414.42 : x
  2. Step 2: Convert to fraction form
    48,996.67/73,498.43 = 19,414.42/x
  3. Step 3: Cross multiply
    48,996.67x = 73,498.43 × 19,414.42
  4. Step 4: Simplify right side
    48,996.67x = 1,426,929,389.36
  5. Step 5: Solve for x
    x = 1,426,929,389.36/48,996.67
  6. Step 6: Final answer
    x = 29,122.99

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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.