Home / 16,881.43-25,322.55-5,194.75

Finding the Fourth Proportional to 16,881.43, 25,322.55 and 5,194.75

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Solution

The fourth proportional to 16,881.43, 25,322.55 and 5,194.75 is: 7,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.43 : 25,322.55 = 5,194.75 : x
  2. Step 2: Convert to fraction form
    16,881.43/25,322.55 = 5,194.75/x
  3. Step 3: Cross multiply
    16,881.43x = 25,322.55 × 5,194.75
  4. Step 4: Simplify right side
    16,881.43x = 131,544,316.61
  5. Step 5: Solve for x
    x = 131,544,316.61/16,881.43
  6. Step 6: Final answer
    x = 7,792.25

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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.