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Finding the Fourth Proportional to 33,165.46, 45,766.02 and 18,825.58

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Solution

The fourth proportional to 33,165.46, 45,766.02 and 18,825.58 is: 25,977.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.46 : 45,766.02 = 18,825.58 : x
  2. Step 2: Convert to fraction form
    33,165.46/45,766.02 = 18,825.58/x
  3. Step 3: Cross multiply
    33,165.46x = 45,766.02 × 18,825.58
  4. Step 4: Simplify right side
    33,165.46x = 861,571,870.79
  5. Step 5: Solve for x
    x = 861,571,870.79/33,165.46
  6. Step 6: Final answer
    x = 25,977.99

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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.