Home / 16,345.20-22,556.76-8,893.68

Finding the Fourth Proportional to 16,345.20, 22,556.76 and 8,893.68

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Solution

The fourth proportional to 16,345.20, 22,556.76 and 8,893.68 is: 12,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345.20 : 22,556.76 = 8,893.68 : x
  2. Step 2: Convert to fraction form
    16,345.20/22,556.76 = 8,893.68/x
  3. Step 3: Cross multiply
    16,345.20x = 22,556.76 × 8,893.68
  4. Step 4: Simplify right side
    16,345.20x = 200,612,605.28
  5. Step 5: Solve for x
    x = 200,612,605.28/16,345.20
  6. Step 6: Final answer
    x = 12,273.49

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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.