Home / 43,329.90-65,043.45-33,512.70

Finding the Fourth Proportional to 43,329.90, 65,043.45 and 33,512.70

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Solution

The fourth proportional to 43,329.90, 65,043.45 and 33,512.70 is: 50,306.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,329.90 : 65,043.45 = 33,512.70 : x
  2. Step 2: Convert to fraction form
    43,329.90/65,043.45 = 33,512.70/x
  3. Step 3: Cross multiply
    43,329.90x = 65,043.45 × 33,512.70
  4. Step 4: Simplify right side
    43,329.90x = 2,179,781,626.82
  5. Step 5: Solve for x
    x = 2,179,781,626.82/43,329.90
  6. Step 6: Final answer
    x = 50,306.64

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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.