Home / 40,645.92-60,979.83-16,945.59

Finding the Fourth Proportional to 40,645.92, 60,979.83 and 16,945.59

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Solution

The fourth proportional to 40,645.92, 60,979.83 and 16,945.59 is: 25,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645.92 : 60,979.83 = 16,945.59 : x
  2. Step 2: Convert to fraction form
    40,645.92/60,979.83 = 16,945.59/x
  3. Step 3: Cross multiply
    40,645.92x = 60,979.83 × 16,945.59
  4. Step 4: Simplify right side
    40,645.92x = 1,033,339,197.45
  5. Step 5: Solve for x
    x = 1,033,339,197.45/40,645.92
  6. Step 6: Final answer
    x = 25,422.95

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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.