Home / 22,290.66-33,439.23-11,896.74

Finding the Fourth Proportional to 22,290.66, 33,439.23 and 11,896.74

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Solution

The fourth proportional to 22,290.66, 33,439.23 and 11,896.74 is: 17,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.66 : 33,439.23 = 11,896.74 : x
  2. Step 2: Convert to fraction form
    22,290.66/33,439.23 = 11,896.74/x
  3. Step 3: Cross multiply
    22,290.66x = 33,439.23 × 11,896.74
  4. Step 4: Simplify right side
    22,290.66x = 397,817,825.11
  5. Step 5: Solve for x
    x = 397,817,825.11/22,290.66
  6. Step 6: Final answer
    x = 17,846.84

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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.