Home / 18,632.36-27,942.54-6,149.48

Finding the Fourth Proportional to 18,632.36, 27,942.54 and 6,149.48

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Solution

The fourth proportional to 18,632.36, 27,942.54 and 6,149.48 is: 9,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.36 : 27,942.54 = 6,149.48 : x
  2. Step 2: Convert to fraction form
    18,632.36/27,942.54 = 6,149.48/x
  3. Step 3: Cross multiply
    18,632.36x = 27,942.54 × 6,149.48
  4. Step 4: Simplify right side
    18,632.36x = 171,832,090.88
  5. Step 5: Solve for x
    x = 171,832,090.88/18,632.36
  6. Step 6: Final answer
    x = 9,222.24

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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.