Home / 28,584.39-39,448.92-16,648.84

Finding the Fourth Proportional to 28,584.39, 39,448.92 and 16,648.84

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Solution

The fourth proportional to 28,584.39, 39,448.92 and 16,648.84 is: 22,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584.39 : 39,448.92 = 16,648.84 : x
  2. Step 2: Convert to fraction form
    28,584.39/39,448.92 = 16,648.84/x
  3. Step 3: Cross multiply
    28,584.39x = 39,448.92 × 16,648.84
  4. Step 4: Simplify right side
    28,584.39x = 656,778,869.00
  5. Step 5: Solve for x
    x = 656,778,869.00/28,584.39
  6. Step 6: Final answer
    x = 22,976.83

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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.