Home / 23,589.48-32,554.34-12,979.92

Finding the Fourth Proportional to 23,589.48, 32,554.34 and 12,979.92

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Solution

The fourth proportional to 23,589.48, 32,554.34 and 12,979.92 is: 17,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,589.48 : 32,554.34 = 12,979.92 : x
  2. Step 2: Convert to fraction form
    23,589.48/32,554.34 = 12,979.92/x
  3. Step 3: Cross multiply
    23,589.48x = 32,554.34 × 12,979.92
  4. Step 4: Simplify right side
    23,589.48x = 422,552,728.85
  5. Step 5: Solve for x
    x = 422,552,728.85/23,589.48
  6. Step 6: Final answer
    x = 17,912.76

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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.