Home / 29,560.18-40,791.41-16,811.64

Finding the Fourth Proportional to 29,560.18, 40,791.41 and 16,811.64

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Solution

The fourth proportional to 29,560.18, 40,791.41 and 16,811.64 is: 23,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,560.18 : 40,791.41 = 16,811.64 : x
  2. Step 2: Convert to fraction form
    29,560.18/40,791.41 = 16,811.64/x
  3. Step 3: Cross multiply
    29,560.18x = 40,791.41 × 16,811.64
  4. Step 4: Simplify right side
    29,560.18x = 685,770,500.01
  5. Step 5: Solve for x
    x = 685,770,500.01/29,560.18
  6. Step 6: Final answer
    x = 23,199.13

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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.