Home / 23,473.92-35,213.80-7,680.56

Finding the Fourth Proportional to 23,473.92, 35,213.80 and 7,680.56

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Solution

The fourth proportional to 23,473.92, 35,213.80 and 7,680.56 is: 11,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,473.92 : 35,213.80 = 7,680.56 : x
  2. Step 2: Convert to fraction form
    23,473.92/35,213.80 = 7,680.56/x
  3. Step 3: Cross multiply
    23,473.92x = 35,213.80 × 7,680.56
  4. Step 4: Simplify right side
    23,473.92x = 270,461,703.73
  5. Step 5: Solve for x
    x = 270,461,703.73/23,473.92
  6. Step 6: Final answer
    x = 11,521.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.