Home / 36,557.22-54,856.32-19,918.41

Finding the Fourth Proportional to 36,557.22, 54,856.32 and 19,918.41

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Solution

The fourth proportional to 36,557.22, 54,856.32 and 19,918.41 is: 29,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.22 : 54,856.32 = 19,918.41 : x
  2. Step 2: Convert to fraction form
    36,557.22/54,856.32 = 19,918.41/x
  3. Step 3: Cross multiply
    36,557.22x = 54,856.32 × 19,918.41
  4. Step 4: Simplify right side
    36,557.22x = 1,092,650,672.85
  5. Step 5: Solve for x
    x = 1,092,650,672.85/36,557.22
  6. Step 6: Final answer
    x = 29,888.78

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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.