Home / 29,257.92-40,376.64-16,682.88

Finding the Fourth Proportional to 29,257.92, 40,376.64 and 16,682.88

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Solution

The fourth proportional to 29,257.92, 40,376.64 and 16,682.88 is: 23,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,257.92 : 40,376.64 = 16,682.88 : x
  2. Step 2: Convert to fraction form
    29,257.92/40,376.64 = 16,682.88/x
  3. Step 3: Cross multiply
    29,257.92x = 40,376.64 × 16,682.88
  4. Step 4: Simplify right side
    29,257.92x = 673,598,639.92
  5. Step 5: Solve for x
    x = 673,598,639.92/29,257.92
  6. Step 6: Final answer
    x = 23,022.78

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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.