Home / 28,687.23-43,067.70-22,117.59

Finding the Fourth Proportional to 28,687.23, 43,067.70 and 22,117.59

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Solution

The fourth proportional to 28,687.23, 43,067.70 and 22,117.59 is: 33,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,687.23 : 43,067.70 = 22,117.59 : x
  2. Step 2: Convert to fraction form
    28,687.23/43,067.70 = 22,117.59/x
  3. Step 3: Cross multiply
    28,687.23x = 43,067.70 × 22,117.59
  4. Step 4: Simplify right side
    28,687.23x = 952,553,730.84
  5. Step 5: Solve for x
    x = 952,553,730.84/28,687.23
  6. Step 6: Final answer
    x = 33,204.80

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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.