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Finding the Fourth Proportional to 33,185.52, 45,797.13 and 18,845.99

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Solution

The fourth proportional to 33,185.52, 45,797.13 and 18,845.99 is: 26,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.52 : 45,797.13 = 18,845.99 : x
  2. Step 2: Convert to fraction form
    33,185.52/45,797.13 = 18,845.99/x
  3. Step 3: Cross multiply
    33,185.52x = 45,797.13 × 18,845.99
  4. Step 4: Simplify right side
    33,185.52x = 863,092,254.01
  5. Step 5: Solve for x
    x = 863,092,254.01/33,185.52
  6. Step 6: Final answer
    x = 26,008.10

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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.