Home / 23,331.76-32,198.68-13,261.89

Finding the Fourth Proportional to 23,331.76, 32,198.68 and 13,261.89

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Solution

The fourth proportional to 23,331.76, 32,198.68 and 13,261.89 is: 18,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.76 : 32,198.68 = 13,261.89 : x
  2. Step 2: Convert to fraction form
    23,331.76/32,198.68 = 13,261.89/x
  3. Step 3: Cross multiply
    23,331.76x = 32,198.68 × 13,261.89
  4. Step 4: Simplify right side
    23,331.76x = 427,015,352.31
  5. Step 5: Solve for x
    x = 427,015,352.31/23,331.76
  6. Step 6: Final answer
    x = 18,301.90

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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.