Home / 15,879.49-23,772.48-11,737.96

Finding the Fourth Proportional to 15,879.49, 23,772.48 and 11,737.96

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Solution

The fourth proportional to 15,879.49, 23,772.48 and 11,737.96 is: 17,572.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.49 : 23,772.48 = 11,737.96 : x
  2. Step 2: Convert to fraction form
    15,879.49/23,772.48 = 11,737.96/x
  3. Step 3: Cross multiply
    15,879.49x = 23,772.48 × 11,737.96
  4. Step 4: Simplify right side
    15,879.49x = 279,040,419.34
  5. Step 5: Solve for x
    x = 279,040,419.34/15,879.49
  6. Step 6: Final answer
    x = 17,572.38

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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.