Home / 22,142.76-33,220.22-11,036.04

Finding the Fourth Proportional to 22,142.76, 33,220.22 and 11,036.04

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Solution

The fourth proportional to 22,142.76, 33,220.22 and 11,036.04 is: 16,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142.76 : 33,220.22 = 11,036.04 : x
  2. Step 2: Convert to fraction form
    22,142.76/33,220.22 = 11,036.04/x
  3. Step 3: Cross multiply
    22,142.76x = 33,220.22 × 11,036.04
  4. Step 4: Simplify right side
    22,142.76x = 366,619,621.55
  5. Step 5: Solve for x
    x = 366,619,621.55/22,142.76
  6. Step 6: Final answer
    x = 16,557.09

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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.