Home / 33,166.12-45,766.92-18,826.24

Finding the Fourth Proportional to 33,166.12, 45,766.92 and 18,826.24

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Solution

The fourth proportional to 33,166.12, 45,766.92 and 18,826.24 is: 25,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,166.12 : 45,766.92 = 18,826.24 : x
  2. Step 2: Convert to fraction form
    33,166.12/45,766.92 = 18,826.24/x
  3. Step 3: Cross multiply
    33,166.12x = 45,766.92 × 18,826.24
  4. Step 4: Simplify right side
    33,166.12x = 861,619,019.98
  5. Step 5: Solve for x
    x = 861,619,019.98/33,166.12
  6. Step 6: Final answer
    x = 25,978.89

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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.