Home / 18,576.51-27,866.89-6,735.86

Finding the Fourth Proportional to 18,576.51, 27,866.89 and 6,735.86

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Solution

The fourth proportional to 18,576.51, 27,866.89 and 6,735.86 is: 10,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.51 : 27,866.89 = 6,735.86 : x
  2. Step 2: Convert to fraction form
    18,576.51/27,866.89 = 6,735.86/x
  3. Step 3: Cross multiply
    18,576.51x = 27,866.89 × 6,735.86
  4. Step 4: Simplify right side
    18,576.51x = 187,707,562.12
  5. Step 5: Solve for x
    x = 187,707,562.12/18,576.51
  6. Step 6: Final answer
    x = 10,104.56

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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.