Home / 33,081.70-49,686.38-28,348.59

Finding the Fourth Proportional to 33,081.70, 49,686.38 and 28,348.59

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Solution

The fourth proportional to 33,081.70, 49,686.38 and 28,348.59 is: 42,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,081.70 : 49,686.38 = 28,348.59 : x
  2. Step 2: Convert to fraction form
    33,081.70/49,686.38 = 28,348.59/x
  3. Step 3: Cross multiply
    33,081.70x = 49,686.38 × 28,348.59
  4. Step 4: Simplify right side
    33,081.70x = 1,408,538,815.20
  5. Step 5: Solve for x
    x = 1,408,538,815.20/33,081.70
  6. Step 6: Final answer
    x = 42,577.58

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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.