Home / 29,179.98-40,268.61-16,605.54

Finding the Fourth Proportional to 29,179.98, 40,268.61 and 16,605.54

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Solution

The fourth proportional to 29,179.98, 40,268.61 and 16,605.54 is: 22,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,179.98 : 40,268.61 = 16,605.54 : x
  2. Step 2: Convert to fraction form
    29,179.98/40,268.61 = 16,605.54/x
  3. Step 3: Cross multiply
    29,179.98x = 40,268.61 × 16,605.54
  4. Step 4: Simplify right side
    29,179.98x = 668,682,014.10
  5. Step 5: Solve for x
    x = 668,682,014.10/29,179.98
  6. Step 6: Final answer
    x = 22,915.78

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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.