Home / 23,096.70-31,873.42-12,486.32

Finding the Fourth Proportional to 23,096.70, 31,873.42 and 12,486.32

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Solution

The fourth proportional to 23,096.70, 31,873.42 and 12,486.32 is: 17,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,096.70 : 31,873.42 = 12,486.32 : x
  2. Step 2: Convert to fraction form
    23,096.70/31,873.42 = 12,486.32/x
  3. Step 3: Cross multiply
    23,096.70x = 31,873.42 × 12,486.32
  4. Step 4: Simplify right side
    23,096.70x = 397,981,721.61
  5. Step 5: Solve for x
    x = 397,981,721.61/23,096.70
  6. Step 6: Final answer
    x = 17,231.11

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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.