Home / 28,584.82-39,451.94-16,655.23

Finding the Fourth Proportional to 28,584.82, 39,451.94 and 16,655.23

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Solution

The fourth proportional to 28,584.82, 39,451.94 and 16,655.23 is: 22,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584.82 : 39,451.94 = 16,655.23 : x
  2. Step 2: Convert to fraction form
    28,584.82/39,451.94 = 16,655.23/x
  3. Step 3: Cross multiply
    28,584.82x = 39,451.94 × 16,655.23
  4. Step 4: Simplify right side
    28,584.82x = 657,081,134.65
  5. Step 5: Solve for x
    x = 657,081,134.65/28,584.82
  6. Step 6: Final answer
    x = 22,987.07

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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.