Home / 16,845.47-25,269.42-5,157.17

Finding the Fourth Proportional to 16,845.47, 25,269.42 and 5,157.17

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Solution

The fourth proportional to 16,845.47, 25,269.42 and 5,157.17 is: 7,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.47 : 25,269.42 = 5,157.17 : x
  2. Step 2: Convert to fraction form
    16,845.47/25,269.42 = 5,157.17/x
  3. Step 3: Cross multiply
    16,845.47x = 25,269.42 × 5,157.17
  4. Step 4: Simplify right side
    16,845.47x = 130,318,694.74
  5. Step 5: Solve for x
    x = 130,318,694.74/16,845.47
  6. Step 6: Final answer
    x = 7,736.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.