Home / 33,012.20-45,552.64-18,865.96

Finding the Fourth Proportional to 33,012.20, 45,552.64 and 18,865.96

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Solution

The fourth proportional to 33,012.20, 45,552.64 and 18,865.96 is: 26,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012.20 : 45,552.64 = 18,865.96 : x
  2. Step 2: Convert to fraction form
    33,012.20/45,552.64 = 18,865.96/x
  3. Step 3: Cross multiply
    33,012.20x = 45,552.64 × 18,865.96
  4. Step 4: Simplify right side
    33,012.20x = 859,394,284.13
  5. Step 5: Solve for x
    x = 859,394,284.13/33,012.20
  6. Step 6: Final answer
    x = 26,032.63

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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.