Home / 28,648.69-39,535.49-16,073.44

Finding the Fourth Proportional to 28,648.69, 39,535.49 and 16,073.44

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Solution

The fourth proportional to 28,648.69, 39,535.49 and 16,073.44 is: 22,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,648.69 : 39,535.49 = 16,073.44 : x
  2. Step 2: Convert to fraction form
    28,648.69/39,535.49 = 16,073.44/x
  3. Step 3: Cross multiply
    28,648.69x = 39,535.49 × 16,073.44
  4. Step 4: Simplify right side
    28,648.69x = 635,471,267.73
  5. Step 5: Solve for x
    x = 635,471,267.73/28,648.69
  6. Step 6: Final answer
    x = 22,181.51

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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.