Home / 18,092.44-27,140.28-6,405.76

Finding the Fourth Proportional to 18,092.44, 27,140.28 and 6,405.76

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Solution

The fourth proportional to 18,092.44, 27,140.28 and 6,405.76 is: 9,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.44 : 27,140.28 = 6,405.76 : x
  2. Step 2: Convert to fraction form
    18,092.44/27,140.28 = 6,405.76/x
  3. Step 3: Cross multiply
    18,092.44x = 27,140.28 × 6,405.76
  4. Step 4: Simplify right side
    18,092.44x = 173,854,120.01
  5. Step 5: Solve for x
    x = 173,854,120.01/18,092.44
  6. Step 6: Final answer
    x = 9,609.21

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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.