Home / 23,280.96-32,142.24-16,204.80

Finding the Fourth Proportional to 23,280.96, 32,142.24 and 16,204.80

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Solution

The fourth proportional to 23,280.96, 32,142.24 and 16,204.80 is: 22,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.96 : 32,142.24 = 16,204.80 : x
  2. Step 2: Convert to fraction form
    23,280.96/32,142.24 = 16,204.80/x
  3. Step 3: Cross multiply
    23,280.96x = 32,142.24 × 16,204.80
  4. Step 4: Simplify right side
    23,280.96x = 520,858,570.75
  5. Step 5: Solve for x
    x = 520,858,570.75/23,280.96
  6. Step 6: Final answer
    x = 22,372.73

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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.