Home / 40,102.26-55,340.41-22,196.87

Finding the Fourth Proportional to 40,102.26, 55,340.41 and 22,196.87

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Solution

The fourth proportional to 40,102.26, 55,340.41 and 22,196.87 is: 30,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,102.26 : 55,340.41 = 22,196.87 : x
  2. Step 2: Convert to fraction form
    40,102.26/55,340.41 = 22,196.87/x
  3. Step 3: Cross multiply
    40,102.26x = 55,340.41 × 22,196.87
  4. Step 4: Simplify right side
    40,102.26x = 1,228,383,886.52
  5. Step 5: Solve for x
    x = 1,228,383,886.52/40,102.26
  6. Step 6: Final answer
    x = 30,631.29

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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.