Home / 23,171.33-34,587.42-19,905.41

Finding the Fourth Proportional to 23,171.33, 34,587.42 and 19,905.41

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Solution

The fourth proportional to 23,171.33, 34,587.42 and 19,905.41 is: 29,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.33 : 34,587.42 = 19,905.41 : x
  2. Step 2: Convert to fraction form
    23,171.33/34,587.42 = 19,905.41/x
  3. Step 3: Cross multiply
    23,171.33x = 34,587.42 × 19,905.41
  4. Step 4: Simplify right side
    23,171.33x = 688,476,775.94
  5. Step 5: Solve for x
    x = 688,476,775.94/23,171.33
  6. Step 6: Final answer
    x = 29,712.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.