Home / 18,208.56-27,313.20-5,060.75

Finding the Fourth Proportional to 18,208.56, 27,313.20 and 5,060.75

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Solution

The fourth proportional to 18,208.56, 27,313.20 and 5,060.75 is: 7,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.56 : 27,313.20 = 5,060.75 : x
  2. Step 2: Convert to fraction form
    18,208.56/27,313.20 = 5,060.75/x
  3. Step 3: Cross multiply
    18,208.56x = 27,313.20 × 5,060.75
  4. Step 4: Simplify right side
    18,208.56x = 138,225,140.33
  5. Step 5: Solve for x
    x = 138,225,140.33/18,208.56
  6. Step 6: Final answer
    x = 7,591.22

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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.