Home / 16,556.20-22,825.20-11,241.80

Finding the Fourth Proportional to 16,556.20, 22,825.20 and 11,241.80

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Solution

The fourth proportional to 16,556.20, 22,825.20 and 11,241.80 is: 15,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.20 : 22,825.20 = 11,241.80 : x
  2. Step 2: Convert to fraction form
    16,556.20/22,825.20 = 11,241.80/x
  3. Step 3: Cross multiply
    16,556.20x = 22,825.20 × 11,241.80
  4. Step 4: Simplify right side
    16,556.20x = 256,596,333.36
  5. Step 5: Solve for x
    x = 256,596,333.36/16,556.20
  6. Step 6: Final answer
    x = 15,498.50

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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.