Home / 15,427.06-23,149.83-6,661.96

Finding the Fourth Proportional to 15,427.06, 23,149.83 and 6,661.96

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Solution

The fourth proportional to 15,427.06, 23,149.83 and 6,661.96 is: 9,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.06 : 23,149.83 = 6,661.96 : x
  2. Step 2: Convert to fraction form
    15,427.06/23,149.83 = 6,661.96/x
  3. Step 3: Cross multiply
    15,427.06x = 23,149.83 × 6,661.96
  4. Step 4: Simplify right side
    15,427.06x = 154,223,241.47
  5. Step 5: Solve for x
    x = 154,223,241.47/15,427.06
  6. Step 6: Final answer
    x = 9,996.93

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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.