Home / 23,747.55-32,771.48-13,136.96

Finding the Fourth Proportional to 23,747.55, 32,771.48 and 13,136.96

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Solution

The fourth proportional to 23,747.55, 32,771.48 and 13,136.96 is: 18,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,747.55 : 32,771.48 = 13,136.96 : x
  2. Step 2: Convert to fraction form
    23,747.55/32,771.48 = 13,136.96/x
  3. Step 3: Cross multiply
    23,747.55x = 32,771.48 × 13,136.96
  4. Step 4: Simplify right side
    23,747.55x = 430,517,392.36
  5. Step 5: Solve for x
    x = 430,517,392.36/23,747.55
  6. Step 6: Final answer
    x = 18,128.92

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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.