Home / 23,081.99-31,853.14-12,471.62

Finding the Fourth Proportional to 23,081.99, 31,853.14 and 12,471.62

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Solution

The fourth proportional to 23,081.99, 31,853.14 and 12,471.62 is: 17,210.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.99 : 31,853.14 = 12,471.62 : x
  2. Step 2: Convert to fraction form
    23,081.99/31,853.14 = 12,471.62/x
  3. Step 3: Cross multiply
    23,081.99x = 31,853.14 × 12,471.62
  4. Step 4: Simplify right side
    23,081.99x = 397,260,067.44
  5. Step 5: Solve for x
    x = 397,260,067.44/23,081.99
  6. Step 6: Final answer
    x = 17,210.83

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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.