Home / 36,573.78-54,860.66-13,194.74

Finding the Fourth Proportional to 36,573.78, 54,860.66 and 13,194.74

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Solution

The fourth proportional to 36,573.78, 54,860.66 and 13,194.74 is: 19,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.78 : 54,860.66 = 13,194.74 : x
  2. Step 2: Convert to fraction form
    36,573.78/54,860.66 = 13,194.74/x
  3. Step 3: Cross multiply
    36,573.78x = 54,860.66 × 13,194.74
  4. Step 4: Simplify right side
    36,573.78x = 723,872,144.93
  5. Step 5: Solve for x
    x = 723,872,144.93/36,573.78
  6. Step 6: Final answer
    x = 19,792.11

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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.