Home / 23,589.18-32,553.39-12,979.05

Finding the Fourth Proportional to 23,589.18, 32,553.39 and 12,979.05

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Solution

The fourth proportional to 23,589.18, 32,553.39 and 12,979.05 is: 17,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,589.18 : 32,553.39 = 12,979.05 : x
  2. Step 2: Convert to fraction form
    23,589.18/32,553.39 = 12,979.05/x
  3. Step 3: Cross multiply
    23,589.18x = 32,553.39 × 12,979.05
  4. Step 4: Simplify right side
    23,589.18x = 422,512,076.48
  5. Step 5: Solve for x
    x = 422,512,076.48/23,589.18
  6. Step 6: Final answer
    x = 17,911.27

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Double scale
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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.