Home / 18,027.24-27,041.76-6,930.04

Finding the Fourth Proportional to 18,027.24, 27,041.76 and 6,930.04

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Solution

The fourth proportional to 18,027.24, 27,041.76 and 6,930.04 is: 10,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.24 : 27,041.76 = 6,930.04 : x
  2. Step 2: Convert to fraction form
    18,027.24/27,041.76 = 6,930.04/x
  3. Step 3: Cross multiply
    18,027.24x = 27,041.76 × 6,930.04
  4. Step 4: Simplify right side
    18,027.24x = 187,400,478.47
  5. Step 5: Solve for x
    x = 187,400,478.47/18,027.24
  6. Step 6: Final answer
    x = 10,395.41

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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.