Home / 13,487.54-20,231.24-3,625.97

Finding the Fourth Proportional to 13,487.54, 20,231.24 and 3,625.97

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Solution

The fourth proportional to 13,487.54, 20,231.24 and 3,625.97 is: 5,438.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487.54 : 20,231.24 = 3,625.97 : x
  2. Step 2: Convert to fraction form
    13,487.54/20,231.24 = 3,625.97/x
  3. Step 3: Cross multiply
    13,487.54x = 20,231.24 × 3,625.97
  4. Step 4: Simplify right side
    13,487.54x = 73,357,750.02
  5. Step 5: Solve for x
    x = 73,357,750.02/13,487.54
  6. Step 6: Final answer
    x = 5,438.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.