Home / 33,854.80-46,704.72-20,426.62

Finding the Fourth Proportional to 33,854.80, 46,704.72 and 20,426.62

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Solution

The fourth proportional to 33,854.80, 46,704.72 and 20,426.62 is: 28,179.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,854.80 : 46,704.72 = 20,426.62 : x
  2. Step 2: Convert to fraction form
    33,854.80/46,704.72 = 20,426.62/x
  3. Step 3: Cross multiply
    33,854.80x = 46,704.72 × 20,426.62
  4. Step 4: Simplify right side
    33,854.80x = 954,019,567.65
  5. Step 5: Solve for x
    x = 954,019,567.65/33,854.80
  6. Step 6: Final answer
    x = 28,179.74

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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.