Home / 22,017.40-33,026.10-18,080.80

Finding the Fourth Proportional to 22,017.40, 33,026.10 and 18,080.80

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Solution

The fourth proportional to 22,017.40, 33,026.10 and 18,080.80 is: 27,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.40 : 33,026.10 = 18,080.80 : x
  2. Step 2: Convert to fraction form
    22,017.40/33,026.10 = 18,080.80/x
  3. Step 3: Cross multiply
    22,017.40x = 33,026.10 × 18,080.80
  4. Step 4: Simplify right side
    22,017.40x = 597,138,308.88
  5. Step 5: Solve for x
    x = 597,138,308.88/22,017.40
  6. Step 6: Final answer
    x = 27,121.20

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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.