Home / 23,720.25-32,725.29-18,270.97

Finding the Fourth Proportional to 23,720.25, 32,725.29 and 18,270.97

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Solution

The fourth proportional to 23,720.25, 32,725.29 and 18,270.97 is: 25,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.25 : 32,725.29 = 18,270.97 : x
  2. Step 2: Convert to fraction form
    23,720.25/32,725.29 = 18,270.97/x
  3. Step 3: Cross multiply
    23,720.25x = 32,725.29 × 18,270.97
  4. Step 4: Simplify right side
    23,720.25x = 597,922,791.83
  5. Step 5: Solve for x
    x = 597,922,791.83/23,720.25
  6. Step 6: Final answer
    x = 25,207.27

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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.