Home / 11,621.37-17,432.28-3,301.43

Finding the Fourth Proportional to 11,621.37, 17,432.28 and 3,301.43

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Solution

The fourth proportional to 11,621.37, 17,432.28 and 3,301.43 is: 4,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.37 : 17,432.28 = 3,301.43 : x
  2. Step 2: Convert to fraction form
    11,621.37/17,432.28 = 3,301.43/x
  3. Step 3: Cross multiply
    11,621.37x = 17,432.28 × 3,301.43
  4. Step 4: Simplify right side
    11,621.37x = 57,551,365.00
  5. Step 5: Solve for x
    x = 57,551,365.00/11,621.37
  6. Step 6: Final answer
    x = 4,952.20

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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.