Home / 28,449.99-39,260.77-16,514.44

Finding the Fourth Proportional to 28,449.99, 39,260.77 and 16,514.44

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Solution

The fourth proportional to 28,449.99, 39,260.77 and 16,514.44 is: 22,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,449.99 : 39,260.77 = 16,514.44 : x
  2. Step 2: Convert to fraction form
    28,449.99/39,260.77 = 16,514.44/x
  3. Step 3: Cross multiply
    28,449.99x = 39,260.77 × 16,514.44
  4. Step 4: Simplify right side
    28,449.99x = 648,369,491.08
  5. Step 5: Solve for x
    x = 648,369,491.08/28,449.99
  6. Step 6: Final answer
    x = 22,789.80

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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.