Home / 17,288.37-25,914.11-12,343.02

Finding the Fourth Proportional to 17,288.37, 25,914.11 and 12,343.02

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Solution

The fourth proportional to 17,288.37, 25,914.11 and 12,343.02 is: 18,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.37 : 25,914.11 = 12,343.02 : x
  2. Step 2: Convert to fraction form
    17,288.37/25,914.11 = 12,343.02/x
  3. Step 3: Cross multiply
    17,288.37x = 25,914.11 × 12,343.02
  4. Step 4: Simplify right side
    17,288.37x = 319,858,378.01
  5. Step 5: Solve for x
    x = 319,858,378.01/17,288.37
  6. Step 6: Final answer
    x = 18,501.36

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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.