Home / 18,386.28-27,583.56-6,699.54

Finding the Fourth Proportional to 18,386.28, 27,583.56 and 6,699.54

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Solution

The fourth proportional to 18,386.28, 27,583.56 and 6,699.54 is: 10,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386.28 : 27,583.56 = 6,699.54 : x
  2. Step 2: Convert to fraction form
    18,386.28/27,583.56 = 6,699.54/x
  3. Step 3: Cross multiply
    18,386.28x = 27,583.56 × 6,699.54
  4. Step 4: Simplify right side
    18,386.28x = 184,797,163.56
  5. Step 5: Solve for x
    x = 184,797,163.56/18,386.28
  6. Step 6: Final answer
    x = 10,050.82

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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.