Home / 23,241.55-32,072.29-13,169.40

Finding the Fourth Proportional to 23,241.55, 32,072.29 and 13,169.40

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Solution

The fourth proportional to 23,241.55, 32,072.29 and 13,169.40 is: 18,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,241.55 : 32,072.29 = 13,169.40 : x
  2. Step 2: Convert to fraction form
    23,241.55/32,072.29 = 13,169.40/x
  3. Step 3: Cross multiply
    23,241.55x = 32,072.29 × 13,169.40
  4. Step 4: Simplify right side
    23,241.55x = 422,372,815.93
  5. Step 5: Solve for x
    x = 422,372,815.93/23,241.55
  6. Step 6: Final answer
    x = 18,173.18

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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.