Home / 29,576.82-40,813.56-16,826.61

Finding the Fourth Proportional to 29,576.82, 40,813.56 and 16,826.61

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Solution

The fourth proportional to 29,576.82, 40,813.56 and 16,826.61 is: 23,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.82 : 40,813.56 = 16,826.61 : x
  2. Step 2: Convert to fraction form
    29,576.82/40,813.56 = 16,826.61/x
  3. Step 3: Cross multiply
    29,576.82x = 40,813.56 × 16,826.61
  4. Step 4: Simplify right side
    29,576.82x = 686,753,856.83
  5. Step 5: Solve for x
    x = 686,753,856.83/29,576.82
  6. Step 6: Final answer
    x = 23,219.33

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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.