Home / 23,189.34-31,977.70-19,843.23

Finding the Fourth Proportional to 23,189.34, 31,977.70 and 19,843.23

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Solution

The fourth proportional to 23,189.34, 31,977.70 and 19,843.23 is: 27,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.34 : 31,977.70 = 19,843.23 : x
  2. Step 2: Convert to fraction form
    23,189.34/31,977.70 = 19,843.23/x
  3. Step 3: Cross multiply
    23,189.34x = 31,977.70 × 19,843.23
  4. Step 4: Simplify right side
    23,189.34x = 634,540,855.97
  5. Step 5: Solve for x
    x = 634,540,855.97/23,189.34
  6. Step 6: Final answer
    x = 27,363.47

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Similar ratio
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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.