Home / 29,005.92-43,414.74-15,660.36

Finding the Fourth Proportional to 29,005.92, 43,414.74 and 15,660.36

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Solution

The fourth proportional to 29,005.92, 43,414.74 and 15,660.36 is: 23,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.92 : 43,414.74 = 15,660.36 : x
  2. Step 2: Convert to fraction form
    29,005.92/43,414.74 = 15,660.36/x
  3. Step 3: Cross multiply
    29,005.92x = 43,414.74 × 15,660.36
  4. Step 4: Simplify right side
    29,005.92x = 679,890,457.71
  5. Step 5: Solve for x
    x = 679,890,457.71/29,005.92
  6. Step 6: Final answer
    x = 23,439.71

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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.